Himalchuli East | 1977 E Face-N Ridge

A Japan expedition to Himalchuli East in 1977 via E Face-N Ridge, led by Toyozo Sugasawa. Summit reached on 13th May 1977. 14 members recorded.

Expedition Details

Field	Value
ID	2817
Imported	2026-03-06 18:04:49.359634
Expedition ID	HIME77101
Peak ID	HIME
Year	1977
Season	1
Host Country	1
Route 1	E Face-N Ridge
Route 2	-
Route 3	-
Route 4	-
Nationality	Japan
Leaders	Toyozo Sugasawa
Sponsor	Meiji University Mountaineering Club
Success 1	False
Success 2	False
Success 3	False
Success 4	False
Ascent 1	-
Ascent 2	-
Ascent 3	-
Ascent 4	-
Claimed	False
Disputed	False
Countries	-
Approach	Trisuli Bazar->BC
Basecamp Date	1977-03-22
Summit Date	1977-05-13
Summit Time	-
Summit Days	52
Total Days	65
Termination Date	1977-05-26
Termination Reason	6
Termination Notes	Abandoned at 7800m due to fatal avalanche
High Point (m)	7800
Traverse	False
Ski	False
Paraglide	False
Camps	6
Fixed Rope (m)	0
Total Members	14
Summit Members	0
Member Deaths	1
Total Hired	0
Summit Hired	0
Hired Deaths	0
No Hired	False
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Taken	False
O2 Unknown	False
Other Summits	-
Campsites	BC(22/03),C1(28/03,5300m),C2(02/04,5800m),C3(11/04,6450m),C4(24/04,6700m),C5(07/05,6800m),C6(11/05,7150m),xxx(13/05,7800m)
Route Notes	-
Accidents	Yoshiharu Kondo killed by falling ice block of broken cornices (hit in face)
Achievement	-
Agency	-
Commercial Route	-
Standard Route	-
Primary Route	False
Primary Member	False
Primary Reference	-
Primary ID	-
Checksum	2445659
Year	1977
Summit Success	False
O2 Summary	None
Route (lowercase)	e face-n ridge

Members

Field	Value
ID	23377
Imported	2026-03-06 18:06:05.675609
Expedition ID	HIME77101
Member ID	02
Peak ID	HIME
Year	1977
Season	1
First Name	Ryoten
Last Name	Hasegawa
Sex	M
Age	0
Birth Date	-
Year of Birth	1947
Calculated Age	30
Citizenship	Japan
Status	Climber
Residence	Tokyo, Japan
Occupation	-
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	1
Summit Term	5
HCN	0
Checksum	2430218
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	ryoten hasegawa
Year of Birth	1947
Year	1977
Age at Expedition	30
Role	Member

Field	Value
ID	23378
Imported	2026-03-06 18:06:05.675609
Expedition ID	HIME77101
Member ID	07
Peak ID	HIME
Year	1977
Season	1
First Name	Makoto
Last Name	Nebuka
Sex	M
Age	0
Birth Date	-
Year of Birth	1947
Calculated Age	30
Citizenship	Japan
Status	Climber
Residence	Hirosaki, Aomori, Japan
Occupation	-
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	1
Summit Term	5
HCN	0
Checksum	2430228
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	makoto nebuka
Year of Birth	1947
Year	1977
Age at Expedition	30
Role	Member

Field	Value
ID	23373
Imported	2026-03-06 18:06:05.675609
Expedition ID	HIME77101
Member ID	01
Peak ID	HIME
Year	1977
Season	1
First Name	Toyozo
Last Name	Sugasawa
Sex	M
Age	0
Birth Date	-
Year of Birth	1943
Calculated Age	34
Citizenship	Japan
Status	Leader
Residence	-
Occupation	-
Leader	True
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	1
Summit Term	5
HCN	0
Checksum	2428738
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	toyozo sugasawa
Year of Birth	1943
Year	1977
Age at Expedition	34
Role	Leader

Field	Value
ID	23374
Imported	2026-03-06 18:06:05.675609
Expedition ID	HIME77101
Member ID	04
Peak ID	HIME
Year	1977
Season	1
First Name	Masaru
Last Name	Irisawa
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	34
Citizenship	Japan
Status	Climber
Residence	-
Occupation	-
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	1
Summit Term	5
HCN	0
Checksum	-48
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	masaru irisawa
Year of Birth	-
Year	1977
Age at Expedition	-
Role	Member

Field	Value
ID	23375
Imported	2026-03-06 18:06:05.675609
Expedition ID	HIME77101
Member ID	09
Peak ID	HIME
Year	1977
Season	1
First Name	Katsuaki
Last Name	Ono
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	0
Citizenship	Japan
Status	Climber
Residence	-
Occupation	-
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	1
Summit Term	5
HCN	0
Checksum	-48
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	katsuaki ono
Year of Birth	-
Year	1977
Age at Expedition	-
Role	Member

Field	Value
ID	23376
Imported	2026-03-06 18:06:05.675609
Expedition ID	HIME77101
Member ID	05
Peak ID	HIME
Year	1977
Season	1
First Name	Yoshiharu
Last Name	Kondo
Sex	M
Age	0
Birth Date	-
Year of Birth	1944
Calculated Age	33
Citizenship	Japan
Status	Climber
Residence	Asahikawa, Hokkaido, Japan
Occupation	-
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)	True
Personal High Point (m)	7800
Summit Date 1	1977-05-13
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1615
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	True
Death Date	1977-05-13
Death Time	-
Death Type	8
Death Height (m)	7400
Death Class	5
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	Killed by falling ice block of broken cornices at 7400m while descending from 7800m
Member Notes	-
Necrology	(1944-1977) Died 13 May 1977 on Himalchuli East from falling ice block
Summit Bid	4
Summit Term	5
HCN	0
Checksum	2429103
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	1
Name (lowercase)	yoshiharu kondo
Year of Birth	1944
Year	1977
Age at Expedition	33
Role	Member

Field	Value
ID	23379
Imported	2026-03-06 18:06:05.675609
Expedition ID	HIME77101
Member ID	08
Peak ID	HIME
Year	1977
Season	1
First Name	Shuichi
Last Name	Okazawa
Sex	M
Age	0
Birth Date	-
Year of Birth	1949
Calculated Age	28
Citizenship	Japan
Status	Climber
Residence	Ichikawa, Chiba, Japan
Occupation	-
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	1
Summit Term	5
HCN	0
Checksum	2430976
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	shuichi okazawa
Year of Birth	1949
Year	1977
Age at Expedition	28
Role	Member

Field	Value
ID	23380
Imported	2026-03-06 18:06:05.675609
Expedition ID	HIME77101
Member ID	11
Peak ID	HIME
Year	1977
Season	1
First Name	Kazuo
Last Name	Takeda
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	0
Citizenship	Japan
Status	Climber
Residence	-
Occupation	-
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	1
Summit Term	5
HCN	0
Checksum	-48
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	kazuo takeda
Year of Birth	-
Year	1977
Age at Expedition	-
Role	Member

Field	Value
ID	23381
Imported	2026-03-06 18:06:05.675609
Expedition ID	HIME77101
Member ID	14
Peak ID	HIME
Year	1977
Season	1
First Name	Koichi
Last Name	Wada
Sex	M
Age	0
Birth Date	-
Year of Birth	1952
Calculated Age	24
Citizenship	Japan
Status	Climber
Residence	Tokyo, Japan
Occupation	-
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	1
Summit Term	5
HCN	0
Checksum	2432270
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	koichi wada
Year of Birth	1952
Year	1977
Age at Expedition	25
Role	Member

Field	Value
ID	23382
Imported	2026-03-06 18:06:05.675609
Expedition ID	HIME77101
Member ID	12
Peak ID	HIME
Year	1977
Season	1
First Name	Junichi
Last Name	Tanaka
Sex	M
Age	0
Birth Date	-
Year of Birth	1952
Calculated Age	24
Citizenship	Japan
Status	Climber
Residence	Tokyo, Japan
Occupation	-
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	1
Summit Term	5
HCN	0
Checksum	2432190
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	junichi tanaka
Year of Birth	1952
Year	1977
Age at Expedition	25
Role	Member

Field	Value
ID	23383
Imported	2026-03-06 18:06:05.675609
Expedition ID	HIME77101
Member ID	13
Peak ID	HIME
Year	1977
Season	1
First Name	Bonzo
Last Name	Toriyama
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	0
Citizenship	Japan
Status	Climber
Residence	-
Occupation	-
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	1
Summit Term	5
HCN	0
Checksum	-48
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	bonzo toriyama
Year of Birth	-
Year	1977
Age at Expedition	-
Role	Member

Field	Value
ID	23384
Imported	2026-03-06 18:06:05.675609
Expedition ID	HIME77101
Member ID	03
Peak ID	HIME
Year	1977
Season	1
First Name	Takemi
Last Name	Igarashi
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	23
Citizenship	Japan
Status	Climber
Residence	-
Occupation	-
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	1
Summit Term	5
HCN	0
Checksum	-48
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	takemi igarashi
Year of Birth	-
Year	1977
Age at Expedition	-
Role	Member

Field	Value
ID	23385
Imported	2026-03-06 18:06:05.675609
Expedition ID	HIME77101
Member ID	06
Peak ID	HIME
Year	1977
Season	1
First Name	Toichiro
Last Name	Mitani
Sex	M
Age	0
Birth Date	-
Year of Birth	1956
Calculated Age	20
Citizenship	Japan
Status	Climber
Residence	Kawasaki, Kanagawa, Japan
Occupation	-
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)	True
Personal High Point (m)	7800
Summit Date 1	1977-05-13
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1615
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	4
Summit Term	5
HCN	0
Checksum	2433559
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	toichiro mitani
Year of Birth	1956
Year	1977
Age at Expedition	21
Role	Member

Field	Value
ID	23386
Imported	2026-03-06 18:06:05.675609
Expedition ID	HIME77101
Member ID	10
Peak ID	HIME
Year	1977
Season	1
First Name	Tatsumi
Last Name	Sasaki
Sex	M
Age	0
Birth Date	-
Year of Birth	1949
Calculated Age	27
Citizenship	Japan
Status	Exp Doctor
Residence	Tokyo, Japan
Occupation	-
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	1
Summit Term	5
HCN	0
Checksum	2431248
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	tatsumi sasaki
Year of Birth	1949
Year	1977
Age at Expedition	28
Role	Member

14 recorded members.

Name	Sex	Year of Birth	Citizenship	Status	Residence	Occupation
Ryoten Hasegawa	M	1947	Japan	Climber	Tokyo, Japan	-	Details Other expeditions
Makoto Nebuka	M	1947	Japan	Climber	Hirosaki, Aomori, Japan	-	Details Other expeditions
Toyozo Sugasawa	M	1943	Japan	Leader	-	-	Details Other expeditions
Masaru Irisawa	M	-	Japan	Climber	-	-	Details Other expeditions
Katsuaki Ono	M	-	Japan	Climber	-	-	Details Other expeditions
Yoshiharu Kondo	M	1944	Japan	Climber	Asahikawa, Hokkaido, Japan	-	Details Other expeditions
Shuichi Okazawa	M	1949	Japan	Climber	Ichikawa, Chiba, Japan	-	Details Other expeditions
Kazuo Takeda	M	-	Japan	Climber	-	-	Details Other expeditions
Koichi Wada	M	1952	Japan	Climber	Tokyo, Japan	-	Details Other expeditions
Junichi Tanaka	M	1952	Japan	Climber	Tokyo, Japan	-	Details Other expeditions
Bonzo Toriyama	M	-	Japan	Climber	-	-	Details Other expeditions
Takemi Igarashi	M	-	Japan	Climber	-	-	Details Other expeditions
Toichiro Mitani	M	1956	Japan	Climber	Kawasaki, Kanagawa, Japan	-	Details Other expeditions
Tatsumi Sasaki	M	1949	Japan	Exp Doctor	Tokyo, Japan	-	Details Other expeditions

References

Field	Value
ID	1435
Imported	2026-03-06 18:06:36.307770
Expedition ID	HIME77101
Reference ID	01
Year	1977
Type	2
Journal	AAJ
Author	Cheney, Michael J.
Title	-
Publisher	-
Publication Date	1978
Language	-
Citation	52:593 (1978)
Yak 94	-
Notes	-

Field	Value
ID	1655
Imported	2026-03-06 18:06:36.307770
Expedition ID	HIME77101
Reference ID	02
Year	1977
Type	2
Journal	JAC
Author	Sugawara, Toyozo
Title	Himalchuli, The East Face, 1977
Publisher	-
Publication Date	1978
Language	English
Citation	73:10-11 (1978)
Yak 94	-
Notes	Route maps and photos in English included in Japanese section

Field	Value
ID	6008
Imported	2026-03-06 18:06:36.307770
Expedition ID	HIME77101
Reference ID	03
Year	1977
Type	2
Journal	JAC
Author	Sugawara, Toyozo
Title	Himalchuli, The East Face, 1977
Publisher	-
Publication Date	1978
Language	Japanese
Citation	73:120-128 (1978)
Yak 94	-
Notes	Includes route maps and photos in English

Field	Value
ID	6576
Imported	2026-03-06 18:06:36.307770
Expedition ID	HIME77101
Reference ID	04
Year	1977
Type	3
Journal	IWA
Author	-
Title	-
Publisher	-
Publication Date	1978
Language	Japanese w/English summary
Citation	61:III (1978)
Yak 94	-
Notes	-

Field	Value
ID	7028
Imported	2026-03-06 18:06:36.307770
Expedition ID	HIME77101
Reference ID	05
Year	1977
Type	3
Journal	IWA
Author	-
Title	-
Publisher	-
Publication Date	1978
Language	Japanese
Citation	61:29 (1978)
Yak 94	-
Notes	-

Field	Value
ID	13059
Imported	2026-03-06 18:06:36.307770
Expedition ID	HIME77101
Reference ID	06
Year	1977
Type	5
Journal	-
Author	-
Title	http://publications.americanalpineclub.org/articles/12197859303/Asia-Nepal-Himalchuli
Publisher	-
Publication Date	-
Language	-
Citation	-
Yak 94	-
Notes	-

6 recorded references.

Expedition ID	Journal	Author	Title	Publisher	Citation	Yak 94
HIME77101	AAJ	Cheney, Michael J.	-	-	52:593 (1978)	-
HIME77101	JAC	Sugawara, Toyozo	Himalchuli, The East Face, 1977	-	73:10-11 (1978)	-
HIME77101	JAC	Sugawara, Toyozo	Himalchuli, The East Face, 1977	-	73:120-128 (1978)	-
HIME77101	IWA	-	-	-	61:III (1978)	-
HIME77101	IWA	-	-	-	61:29 (1978)	-
HIME77101	-	-	http://publications.americanalpineclub.org/articles/12197859303/Asia-Nepal-Himalchuli	-	-	-