Yalung Kang | 1973 SW Ridge

A Japan expedition to Yalung Kang in 1973 via SW Ridge, led by Haruo Higuchi. Summit reached on 14th May 1973. 16 members recorded.

Expedition Details

Field	Value
ID	2353
Imported	2026-03-06 18:04:49.359634
Expedition ID	YALU73101
Peak ID	YALU
Year	1973
Season	1
Host Country	1
Route 1	SW Ridge
Route 2	-
Route 3	-
Route 4	-
Nationality	Japan
Leaders	Haruo Higuchi
Sponsor	Kyoto University Yalung Khang Expedition 1973
Success 1	True
Success 2	False
Success 3	False
Success 4	False
Ascent 1	1st claimed
Ascent 2	-
Ascent 3	-
Ascent 4	-
Claimed	False
Disputed	False
Countries	-
Approach	Dharan->Taplejung->Tseram
Basecamp Date	1973-03-29
Summit Date	1973-05-14
Summit Time	1800
Summit Days	46
Total Days	54
Termination Date	1973-05-22
Termination Reason	1
Termination Notes	Success claimed, but one member died on descent
High Point (m)	8505
Traverse	False
Ski	False
Paraglide	False
Camps	5
Fixed Rope (m)	0
Total Members	15
Summit Members	2
Member Deaths	1
Total Hired	10
Summit Hired	0
Hired Deaths	0
No Hired	False
O2 Used	True
O2 None	False
O2 Climb	True
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Taken	False
O2 Unknown	False
Other Summits	-
Campsites	BC(29/03,4600m),C1(02/04,5950m),C2(11/04,6470m),C3(6990m),C4(26/04,7440m),C5(12/05,8000m),Smt(14/05)
Route Notes	Captain Chester - 29 May 73 Most of others left base camp. Ageta and Co at base camp at beginning of Yalung Glacier, waiting for helicopter since Sunday at least. Ageta, Tazuke and Higuchi arrive today. Ageta right hand and both feet frostbitten - feet not so serious: toes 1st joints; 4 fingers right hand 2nd joint to strong [?] of frostbite. Could find only broken shaft of ice axe of Matsuda, but not body near deposit point of oxygen at 8100m. Highest of final C5 almost 8000m; returned to 8300m on 14th May after summit. Summit 6:00 pm 14 May. Stayed 30 minutes and started down and forced to biv about 8300m. At 6:00 am could 2 men at biv walking. We watched from base camp. Weather very fine and watched between am and evening accident happened. Higuchi - 14 Feb 73 6 members arrived KTM 8 Feb. 3 members now in CCU (Calcutta). 6 now in Dharan. Caravan starts from Dharan. 20 Feb 6 members in KTM fly to Dharan 16 Feb. Establish BC 20 March on Yalung Glacier. Climb via middle SW Ridge of mixed rock and snow. 6 high camps with summit attempt mid-May. 10 high altitude Sherpas.
Accidents	-
Achievement	-
Agency	-
Commercial Route	-
Standard Route	-
Primary Route	False
Primary Member	False
Primary Reference	-
Primary ID	-
Checksum	2445500
Year	1973
Summit Success	True
O2 Summary	Used
Route (lowercase)	sw ridge

Members

Field	Value
ID	21731
Imported	2026-03-06 18:06:05.675609
Expedition ID	YALU73101
Member ID	02
Peak ID	YALU
Year	1973
Season	1
First Name	Eizaburo
Last Name	Nishibori
Sex	M
Age	0
Birth Date	-
Year of Birth	1903
Calculated Age	70
Citizenship	Japan
Status	Head of Organization
Residence	Osaka, Japan
Occupation	Professor of geophysics at Ehime University
Leader	True
Deputy	False
Basecamp Only	True
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	0
Summit Date 1	-
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	0
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	1
Summit Term	17
HCN	0
Checksum	2414186
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	eizaburo nishibori
Year of Birth	1903
Year	1973
Age at Expedition	70
Role	Leader

Field	Value
ID	21732
Imported	2026-03-06 18:06:05.675609
Expedition ID	YALU73101
Member ID	01
Peak ID	YALU
Year	1973
Season	1
First Name	Haruo
Last Name	Higuchi
Sex	M
Age	0
Birth Date	-
Year of Birth	1929
Calculated Age	43
Citizenship	Japan
Status	Leader
Residence	Kyoto, Japan
Occupation	Surgeon & research member of medical dept of Kyoto University
Leader	True
Deputy	False
Basecamp Only	True
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	0
Summit Date 1	-
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	0
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	1
Summit Term	17
HCN	0
Checksum	2423805
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	haruo higuchi
Year of Birth	1929
Year	1973
Age at Expedition	44
Role	Leader

Field	Value
ID	21733
Imported	2026-03-06 18:06:05.675609
Expedition ID	YALU73101
Member ID	11
Peak ID	YALU
Year	1973
Season	1
First Name	Atsuo
Last Name	Saito
Sex	M
Age	0
Birth Date	-
Year of Birth	1929
Calculated Age	43
Citizenship	Japan
Status	Exp Doctor
Residence	Kyoto, Japan
Occupation	Surgeon & research member of medical dept of Kyoto University
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	5950
Summit Date 1	-
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	0
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	1
Summit Term	17
HCN	0
Checksum	2423881
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	atsuo saito
Year of Birth	1929
Year	1973
Age at Expedition	44
Role	Member

Field	Value
ID	21734
Imported	2026-03-06 18:06:05.675609
Expedition ID	YALU73101
Member ID	13
Peak ID	YALU
Year	1973
Season	1
First Name	Shigeo
Last Name	Tazuke
Sex	M
Age	0
Birth Date	-
Year of Birth	1935
Calculated Age	38
Citizenship	Japan
Status	Climber
Residence	Tokyo, Japan
Occupation	Associate professor, Tokyo Institute of Technology
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	0
Summit Date 1	-
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	0
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	0
Summit Term	0
HCN	0
Checksum	2425872
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	shigeo tazuke
Year of Birth	1935
Year	1973
Age at Expedition	38
Role	Member

Field	Value
ID	21735
Imported	2026-03-06 18:06:05.675609
Expedition ID	YALU73101
Member ID	14
Peak ID	YALU
Year	1973
Season	1
First Name	Kojiro
Last Name	Tomita
Sex	M
Age	0
Birth Date	-
Year of Birth	1939
Calculated Age	33
Citizenship	Japan
Status	Climber
Residence	Osaka, Japan
Occupation	Research member of Institute of Architecture
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	7440
Summit Date 1	1973-05-10
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	1
Summit Term	15
HCN	0
Checksum	2427466
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	kojiro tomita
Year of Birth	1939
Year	1973
Age at Expedition	34
Role	Member

Field	Value
ID	21736
Imported	2026-03-06 18:06:05.675609
Expedition ID	YALU73101
Member ID	15
Peak ID	YALU
Year	1973
Season	1
First Name	Hiromichi
Last Name	Yoshino
Sex	M
Age	0
Birth Date	-
Year of Birth	1940
Calculated Age	32
Citizenship	Japan
Status	Climber
Residence	Okayama, Japan
Occupation	Lecturer at Okayama University
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	8400
Summit Date 1	1973-05-14
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	True
O2 None	False
O2 Climb	True
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	1
Summit Term	14
HCN	0
Checksum	2427973
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	hiromichi yoshino
Year of Birth	1940
Year	1973
Age at Expedition	33
Role	Member

Field	Value
ID	21737
Imported	2026-03-06 18:06:05.675609
Expedition ID	YALU73101
Member ID	08
Peak ID	YALU
Year	1973
Season	1
First Name	Takao
Last Name	Matsuda
Sex	M
Age	0
Birth Date	-
Year of Birth	1941
Calculated Age	31
Citizenship	Japan
Status	Climber
Residence	Kyoto, Japan
Occupation	Lecturer in domestic science (home science) at St. Agnes College
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	True
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	True
Personal High Point (m)	8505
Summit Date 1	1973-05-14
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1800
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	1
Ascent 2	0
Ascent 3	0
O2 Used	True
O2 None	False
O2 Climb	True
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	True
Death Date	1973-05-15
Death Time	-
Death Type	4
Death Height (m)	8100
Death Class	5
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	Disappeared (fell?) while waiting for rescue
Member Notes	-
Necrology	(1941-1973) Died 15 May 1973 on Yalung Kang from fall
Summit Bid	5
Summit Term	1
HCN	0
Checksum	2428331
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	1
Name (lowercase)	takao matsuda
Year of Birth	1941
Year	1973
Age at Expedition	32
Role	Member

Field	Value
ID	21738
Imported	2026-03-06 18:06:05.675609
Expedition ID	YALU73101
Member ID	07
Peak ID	YALU
Year	1973
Season	1
First Name	Yoshiaki
Last Name	Kamiyama
Sex	M
Age	0
Birth Date	-
Year of Birth	1942
Calculated Age	30
Citizenship	Japan
Status	Climber
Residence	Osaka, Japan
Occupation	Resigned from his position of salesman with Toray Co.
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	6990
Summit Date 1	-
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	0
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	1
Summit Term	15
HCN	0
Checksum	2428640
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	yoshiaki kamiyama
Year of Birth	1942
Year	1973
Age at Expedition	31
Role	Member

Field	Value
ID	21739
Imported	2026-03-06 18:06:05.675609
Expedition ID	YALU73101
Member ID	03
Peak ID	YALU
Year	1973
Season	1
First Name	Yutaka
Last Name	Ageta
Sex	M
Age	0
Birth Date	-
Year of Birth	1943
Calculated Age	29
Citizenship	Japan
Status	Climber
Residence	Nagoya, Japan
Occupation	Post graduate student in glaciology at Nagoya University
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	True
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	True
Personal High Point (m)	8505
Summit Date 1	1973-05-14
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1800
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	1
Ascent 2	0
Ascent 3	0
O2 Used	True
O2 None	False
O2 Climb	True
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	True
Injury Date	1973-05-14
Injury Time	-
Injury Type	3
Injury Height (m)	8500
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	2428989
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	yutaka ageta
Year of Birth	1943
Year	1973
Age at Expedition	30
Role	Member

Field	Value
ID	21740
Imported	2026-03-06 18:06:05.675609
Expedition ID	YALU73101
Member ID	04
Peak ID	YALU
Year	1973
Season	1
First Name	Kiyoshi
Last Name	Asano
Sex	M
Age	0
Birth Date	-
Year of Birth	1944
Calculated Age	28
Citizenship	Japan
Status	Climber
Residence	Osaka, Japan
Occupation	Lecturer in arcitecture at Osaka University
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	8400
Summit Date 1	1973-05-14
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	True
O2 None	False
O2 Climb	True
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	1
Summit Term	14
HCN	0
Checksum	2429423
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	kiyoshi asano
Year of Birth	1944
Year	1973
Age at Expedition	29
Role	Member

Field	Value
ID	21741
Imported	2026-03-06 18:06:05.675609
Expedition ID	YALU73101
Member ID	05
Peak ID	YALU
Year	1973
Season	1
First Name	Jiro
Last Name	Inoue
Sex	M
Age	0
Birth Date	-
Year of Birth	1945
Calculated Age	27
Citizenship	Japan
Status	Climber
Residence	Kyoto, Japan
Occupation	Postgraduate student in meterology at Kyoto University
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	5950
Summit Date 1	-
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	0
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	1
Summit Term	15
HCN	0
Checksum	2429565
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	jiro inoue
Year of Birth	1945
Year	1973
Age at Expedition	28
Role	Member

Field	Value
ID	21742
Imported	2026-03-06 18:06:05.675609
Expedition ID	YALU73101
Member ID	06
Peak ID	YALU
Year	1973
Season	1
First Name	Kunio
Last Name	Kai
Sex	M
Age	0
Birth Date	-
Year of Birth	1947
Calculated Age	25
Citizenship	Japan
Status	Climber
Residence	Kyoto, Japan
Occupation	Postgraduate student in geology at Kyoto University
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	8000
Summit Date 1	1973-05-12
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	True
O2 None	False
O2 Climb	True
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	1
Summit Term	15
HCN	0
Checksum	2430329
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	kunio kai
Year of Birth	1947
Year	1973
Age at Expedition	26
Role	Member

Field	Value
ID	21743
Imported	2026-03-06 18:06:05.675609
Expedition ID	YALU73101
Member ID	10
Peak ID	YALU
Year	1973
Season	1
First Name	Rikuyo
Last Name	Morimoto
Sex	M
Age	0
Birth Date	-
Year of Birth	1948
Calculated Age	24
Citizenship	Japan
Status	Climber
Residence	Kyoto, Japan
Occupation	Postgraduate student in agricultural engineering at Kyoto Univ.
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	8000
Summit Date 1	1973-05-12
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	True
O2 None	False
O2 Climb	True
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	1
Summit Term	15
HCN	0
Checksum	2430843
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	rikuyo morimoto
Year of Birth	1948
Year	1973
Age at Expedition	25
Role	Member

Field	Value
ID	21744
Imported	2026-03-06 18:06:05.675609
Expedition ID	YALU73101
Member ID	12
Peak ID	YALU
Year	1973
Season	1
First Name	Shinichi
Last Name	Takagi
Sex	M
Age	0
Birth Date	-
Year of Birth	1949
Calculated Age	23
Citizenship	Japan
Status	Climber
Residence	Kyoto, Japan
Occupation	Medical school student (Kyoto University)
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	8000
Summit Date 1	1973-05-12
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	True
O2 None	False
O2 Climb	True
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	1
Summit Term	15
HCN	0
Checksum	2431108
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	shinichi takagi
Year of Birth	1949
Year	1973
Age at Expedition	24
Role	Member

Field	Value
ID	21745
Imported	2026-03-06 18:06:05.675609
Expedition ID	YALU73101
Member ID	09
Peak ID	YALU
Year	1973
Season	1
First Name	Tetsuro
Last Name	Matsuzawa
Sex	M
Age	0
Birth Date	-
Year of Birth	1950
Calculated Age	22
Citizenship	Japan
Status	Climber
Residence	Kyoto, Japan
Occupation	Psychology student at Kyoto University
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	0
Summit Date 1	-
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	0
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	0
Summit Term	0
HCN	0
Checksum	2431566
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	tetsuro matsuzawa
Year of Birth	1950
Year	1973
Age at Expedition	23
Role	Member

Field	Value
ID	50409
Imported	2026-03-06 18:06:05.675609
Expedition ID	YALU73101
Member ID	16
Peak ID	YALU
Year	1973
Season	1
First Name	Karma
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	0
Citizenship	Nepal
Status	H-A Worker
Residence	-
Occupation	-
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	True
Sherpa	True
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	False
High Point (m)	False
Personal High Point (m)	8400
Summit Date 1	1973-04-14
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	True
O2 None	False
O2 Climb	True
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	1
Summit Term	14
HCN	0
Checksum	-54
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	karma sherpa
Year of Birth	-
Year	1973
Age at Expedition	-
Role	Hired

16 recorded members.

Name	Sex	Year of Birth	Citizenship	Status	Residence	Occupation
Eizaburo Nishibori	M	1903	Japan	Head of Organization	Osaka, Japan	Professor of geophysics at Ehime University	Details Other expeditions
Haruo Higuchi	M	1929	Japan	Leader	Kyoto, Japan	Surgeon & research member of medical dept of Kyoto University	Details Other expeditions
Atsuo Saito	M	1929	Japan	Exp Doctor	Kyoto, Japan	Surgeon & research member of medical dept of Kyoto University	Details Other expeditions
Shigeo Tazuke	M	1935	Japan	Climber	Tokyo, Japan	Associate professor, Tokyo Institute of Technology	Details Other expeditions
Kojiro Tomita	M	1939	Japan	Climber	Osaka, Japan	Research member of Institute of Architecture	Details Other expeditions
Hiromichi Yoshino	M	1940	Japan	Climber	Okayama, Japan	Lecturer at Okayama University	Details Other expeditions
Takao Matsuda	M	1941	Japan	Climber	Kyoto, Japan	Lecturer in domestic science (home science) at St. Agnes College	Details Other expeditions
Yoshiaki Kamiyama	M	1942	Japan	Climber	Osaka, Japan	Resigned from his position of salesman with Toray Co.	Details Other expeditions
Yutaka Ageta	M	1943	Japan	Climber	Nagoya, Japan	Post graduate student in glaciology at Nagoya University	Details Other expeditions
Kiyoshi Asano	M	1944	Japan	Climber	Osaka, Japan	Lecturer in arcitecture at Osaka University	Details Other expeditions
Jiro Inoue	M	1945	Japan	Climber	Kyoto, Japan	Postgraduate student in meterology at Kyoto University	Details Other expeditions
Kunio Kai	M	1947	Japan	Climber	Kyoto, Japan	Postgraduate student in geology at Kyoto University	Details Other expeditions
Rikuyo Morimoto	M	1948	Japan	Climber	Kyoto, Japan	Postgraduate student in agricultural engineering at Kyoto Univ.	Details Other expeditions
Shinichi Takagi	M	1949	Japan	Climber	Kyoto, Japan	Medical school student (Kyoto University)	Details Other expeditions
Tetsuro Matsuzawa	M	1950	Japan	Climber	Kyoto, Japan	Psychology student at Kyoto University	Details Other expeditions
Karma Sherpa	M	-	Nepal	H-A Worker	-	-	Details Other expeditions

References

Field	Value
ID	1335
Imported	2026-03-06 18:06:36.307770
Expedition ID	YALU73101
Reference ID	01
Year	1973
Type	2
Journal	AAJ
Author	-
Title	-
Publisher	-
Publication Date	1974
Language	-
Citation	48:202-203 (1974)
Yak 94	-
Notes	-

Field	Value
ID	1642
Imported	2026-03-06 18:06:36.307770
Expedition ID	YALU73101
Reference ID	02
Year	1973
Type	2
Journal	JAC
Author	Higushi, Haruo
Title	The First Ascent of Yalung Kang, 1973
Publisher	-
Publication Date	1973
Language	English
Citation	68:1-8 (1973)
Yak 94	-
Notes	Route maps and photos in English included in Japanese section

Field	Value
ID	1681
Imported	2026-03-06 18:06:36.307770
Expedition ID	YALU73101
Reference ID	03
Year	1973
Type	2
Journal	AJ
Author	Higuchi, Haruo
Title	The First Ascent of Yalung Kang
Publisher	-
Publication Date	1975
Language	-
Citation	80:17-28 (1975)
Yak 94	-
Notes	-

Field	Value
ID	3665
Imported	2026-03-06 18:06:36.307770
Expedition ID	YALU73101
Reference ID	04
Year	1973
Type	3
Journal	MM
Author	-
Title	-
Publisher	-
Publication Date	1973
Language	-
Citation	29:13 (Sep 1973)
Yak 94	-
Notes	-

Field	Value
ID	5809
Imported	2026-03-06 18:06:36.307770
Expedition ID	YALU73101
Reference ID	05
Year	1973
Type	1
Journal	-
Author	Academic Alpine Club of Kyoto
Title	Yalung Kang
Publisher	Asahi Newspaper, Tokyo
Publication Date	1975
Language	Japanese
Citation	-
Yak 94	jK170
Notes	-

Field	Value
ID	5997
Imported	2026-03-06 18:06:36.307770
Expedition ID	YALU73101
Reference ID	06
Year	1973
Type	2
Journal	JAC
Author	Higushi, Haruo
Title	The First Ascent of Yalung Kang, 1973
Publisher	-
Publication Date	1973
Language	Japanese
Citation	68:1-19 (1973)
Yak 94	-
Notes	Includes route maps and photos in English

Field	Value
ID	7220
Imported	2026-03-06 18:06:36.307770
Expedition ID	YALU73101
Reference ID	07
Year	1973
Type	1
Journal	-
Author	Ageta, Yutaka
Title	Afterglow on Yalung Kang
Publisher	Chuokoron, Tokyo
Publication Date	1979
Language	Japanese
Citation	-
Yak 94	jA30
Notes	-

Field	Value
ID	7221
Imported	2026-03-06 18:06:36.307770
Expedition ID	YALU73101
Reference ID	08
Year	1973
Type	1
Journal	-
Author	Ageta, Yutaka
Title	Yalung Kang in Twilight
Publisher	Chuokoron, Tokyo
Publication Date	1991
Language	Japanese
Citation	-
Yak 94	jA30
Notes	-

Field	Value
ID	9997
Imported	2026-03-06 18:06:36.307770
Expedition ID	YALU73101
Reference ID	09
Year	1973
Type	1
Journal	-
Author	Academic Alpine Club of Kyoto University
Title	The FIrst Ascent of Yalung Kang
Publisher	Academic Alpine Club of Kyoto University, Kyoto
Publication Date	1973
Language	Japanese
Citation	-
Yak 94	JK170
Notes	-

Field	Value
ID	13152
Imported	2026-03-06 18:06:36.307770
Expedition ID	YALU73101
Reference ID	10
Year	1973
Type	5
Journal	-
Author	-
Title	http://publications.americanalpineclub.org/articles/12197420202/Asia-Nepal-Yalung-Kang-or-Kangchenjunga-West
Publisher	-
Publication Date	-
Language	-
Citation	-
Yak 94	-
Notes	-

Field	Value
ID	13875
Imported	2026-03-06 18:06:36.307770
Expedition ID	YALU73101
Reference ID	11
Year	1973
Type	5
Journal	-
Author	-
Title	https://www.alpinejournal.org.uk/Contents/Contents_1975_files/AJ%201975%2017-27%20Higuchi%20YKang.pdf
Publisher	-
Publication Date	-
Language	-
Citation	-
Yak 94	-
Notes	-

11 recorded references.

Expedition ID	Journal	Author	Title	Publisher	Citation	Yak 94
YALU73101	AAJ	-	-	-	48:202-203 (1974)	-
YALU73101	JAC	Higushi, Haruo	The First Ascent of Yalung Kang, 1973	-	68:1-8 (1973)	-
YALU73101	AJ	Higuchi, Haruo	The First Ascent of Yalung Kang	-	80:17-28 (1975)	-
YALU73101	MM	-	-	-	29:13 (Sep 1973)	-
YALU73101	-	Academic Alpine Club of Kyoto	Yalung Kang	Asahi Newspaper, Tokyo	-	jK170
YALU73101	JAC	Higushi, Haruo	The First Ascent of Yalung Kang, 1973	-	68:1-19 (1973)	-
YALU73101	-	Ageta, Yutaka	Afterglow on Yalung Kang	Chuokoron, Tokyo	-	jA30
YALU73101	-	Ageta, Yutaka	Yalung Kang in Twilight	Chuokoron, Tokyo	-	jA30
YALU73101	-	Academic Alpine Club of Kyoto University	The FIrst Ascent of Yalung Kang	Academic Alpine Club of Kyoto University, Kyoto	-	JK170
YALU73101	-	-	http://publications.americanalpineclub.org/articles/12197420202/Asia-Nepal-Yalung-Kang-or-Kangchenjunga-West	-	-	-
YALU73101	-	-	https://www.alpinejournal.org.uk/Contents/Contents_1975_files/AJ%201975%2017-27%20Higuchi%20YKang.pdf	-	-	-