Churen Himal West | 1970 W Smt

A Japan expedition to Churen Himal West in 1970 via W Smt, led by Ryozo Yamamoto. Summit reached on 28th October 1970. 6 members recorded.

Expedition Details

Field	Value
ID	3262
Imported	2026-03-06 18:04:49.359634
Expedition ID	CHRW70301
Peak ID	CHRW
Year	1970
Season	3
Host Country	1
Route 1	W Smt
Route 2	-
Route 3	-
Route 4	-
Nationality	Japan
Leaders	Ryozo Yamamoto
Sponsor	Academic Alpine Club of Shizuoka Churen Himal Expedition
Success 1	True
Success 2	False
Success 3	False
Success 4	False
Ascent 1	1st
Ascent 2	-
Ascent 3	-
Ascent 4	-
Claimed	False
Disputed	False
Countries	-
Approach	-
Basecamp Date	1970-10-24
Summit Date	1970-10-28
Summit Time	1113
Summit Days	4
Total Days	8
Termination Date	1970-11-01
Termination Reason	1
Termination Notes	-
High Point (m)	7371
Traverse	False
Ski	False
Paraglide	False
Camps	6
Fixed Rope (m)	0
Total Members	5
Summit Members	1
Member Deaths	0
Total Hired	7
Summit Hired	1
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	Climbed Churen Himal Central (1st, 2nd ascents) (CHUR-703-01)
Campsites	BC(24/09,4100m),C1(25/09,4750m),C2(01/10,5300m),C3(05/10,5650m),C4(11/10,6300m),C5(18/10,6600m),C6(21/10,6800m),Smt(28/10)
Route Notes	-
Accidents	-
Achievement	-
Agency	-
Commercial Route	-
Standard Route	-
Primary Route	True
Primary Member	True
Primary Reference	True
Primary ID	CHUR70301
Checksum	2446638
Year	1970
Summit Success	True
O2 Summary	None
Route (lowercase)	w smt

Members

Field	Value
ID	24057
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHRW70301
Member ID	02
Peak ID	CHRW
Year	1970
Season	3
First Name	Ryozo
Last Name	Yamamoto
Sex	M
Age	0
Birth Date	-
Year of Birth	1939
Calculated Age	31
Citizenship	Japan
Status	Climbing Leader
Residence	Tokyo, Japan
Occupation	Staff member, Chugai Pharmaceutical Co.
Leader	False
Deputy	True
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	17
HCN	0
Checksum	2427584
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	ryozo yamamoto
Year of Birth	1939
Year	1970
Age at Expedition	31
Role	Deputy

Field	Value
ID	24058
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHRW70301
Member ID	05
Peak ID	CHRW
Year	1970
Season	3
First Name	Kozo
Last Name	Hasegawa
Sex	M
Age	0
Birth Date	-
Year of Birth	1942
Calculated Age	28
Citizenship	Japan
Status	Climber
Residence	Yamagata, Japan
Occupation	Teacher, Shizuoka Gakuen High School
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)	7371
Summit Date 1	1970-10-28
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1113
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	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	Climbed Central Peak (Oct 24)
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	2428554
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	kozo hasegawa
Year of Birth	1942
Year	1970
Age at Expedition	28
Role	Member

Field	Value
ID	24059
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHRW70301
Member ID	06
Peak ID	CHRW
Year	1970
Season	3
First Name	Ang Norbu
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	0
Citizenship	Nepal
Status	Sirdar
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	True
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	True
Personal High Point (m)	7371
Summit Date 1	1970-10-28
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1113
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	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	Climbed Central Peak (10/26)
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	-6
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	ang norbu sherpa
Year of Birth	-
Year	1970
Age at Expedition	-
Role	Hired

Field	Value
ID	26730
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHRW70301
Member ID	01
Peak ID	CHRW
Year	1970
Season	3
First Name	Takashi
Last Name	Serizawa
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	46
Citizenship	Japan
Status	Leader
Residence	-
Occupation	Manufacturing Engineer
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	6
HCN	0
Checksum	46
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	takashi serizawa
Year of Birth	-
Year	1970
Age at Expedition	-
Role	Leader

Field	Value
ID	37098
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHRW70301
Member ID	03
Peak ID	CHRW
Year	1970
Season	3
First Name	Eiji
Last Name	Doma
Sex	M
Age	0
Birth Date	-
Year of Birth	1947
Calculated Age	23
Citizenship	Japan
Status	Climber
Residence	Hyogo-ken, Japan
Occupation	4th-year student at Shizuoka University's Agriculture Faculty
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	17
HCN	0
Checksum	2430353
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	eiji doma
Year of Birth	1947
Year	1970
Age at Expedition	23
Role	Member

Field	Value
ID	37099
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHRW70301
Member ID	04
Peak ID	CHRW
Year	1970
Season	3
First Name	Masayoshi
Last Name	Fukui
Sex	M
Age	0
Birth Date	-
Year of Birth	1939
Calculated Age	31
Citizenship	Japan
Status	Climber
Residence	Aichi, Japan
Occupation	Teacher, Komaki High School
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	17
HCN	0
Checksum	2427616
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	masayoshi fukui
Year of Birth	1939
Year	1970
Age at Expedition	31
Role	Member

6 recorded members.

Name	Sex	Year of Birth	Citizenship	Status	Residence	Occupation
Ryozo Yamamoto	M	1939	Japan	Climbing Leader	Tokyo, Japan	Staff member, Chugai Pharmaceutical Co.	Details Other expeditions
Kozo Hasegawa	M	1942	Japan	Climber	Yamagata, Japan	Teacher, Shizuoka Gakuen High School	Details Other expeditions
Ang Norbu Sherpa	M	-	Nepal	Sirdar	-	-	Details Other expeditions
Takashi Serizawa	M	-	Japan	Leader	-	Manufacturing Engineer	Details Other expeditions
Eiji Doma	M	1947	Japan	Climber	Hyogo-ken, Japan	4th-year student at Shizuoka University's Agriculture Faculty	Details Other expeditions
Masayoshi Fukui	M	1939	Japan	Climber	Aichi, Japan	Teacher, Komaki High School	Details Other expeditions

References

0 recorded references.