Churen Himal West | 1971 W Ridge (to W Peak) (to 6700m)

A Japan expedition to Churen Himal West in 1971 via W Ridge (to W Peak) (to 6700m), led by Makoto Takahashi. Summit reached on 26th May 1971. 7 members recorded.

Expedition Details

Field	Value
ID	2691
Imported	2026-03-06 18:04:49.359634
Expedition ID	CHRW71101
Peak ID	CHRW
Year	1971
Season	1
Host Country	1
Route 1	W Ridge (to W Peak) (to 6700m)
Route 2	-
Route 3	-
Route 4	-
Nationality	Japan
Leaders	Makoto Takahashi
Sponsor	Tokyo University
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	-
Basecamp Date	1971-04-08
Summit Date	1971-05-26
Summit Time	-
Summit Days	48
Total Days	58
Termination Date	1971-06-05
Termination Reason	4
Termination Notes	Abandoned at 6700m due to bad weather
High Point (m)	6700
Traverse	False
Ski	False
Paraglide	False
Camps	5
Fixed Rope (m)	0
Total Members	6
Summit Members	0
Member Deaths	0
Total Hired	3
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	Attempted Churen Himal East (CHRE-711-01)
Campsites	BC(08/04,4100m),WestC1(12/04,4700m),WestC2(26/04,5500m),WestC3(05/05,6150m),WestC4(16/05,6350m),WestC5(23/05,6600m),xxx(26/05,6700m)
Route Notes	-
Accidents	-
Achievement	-
Agency	-
Commercial Route	-
Standard Route	-
Primary Route	True
Primary Member	True
Primary Reference	True
Primary ID	CHRE71101
Checksum	2446849
Year	1971
Summit Success	False
O2 Summary	None
Route (lowercase)	w ridge (to w peak) (to 6700m)

Members

Field	Value
ID	22473
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHRW71101
Member ID	01
Peak ID	CHRW
Year	1971
Season	1
First Name	Makoto
Last Name	Takahashi
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	52
Citizenship	Japan
Status	Leader
Residence	-
Occupation	-
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	30
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	makoto takahashi
Year of Birth	-
Year	1971
Age at Expedition	-
Role	Leader

Field	Value
ID	26776
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHRW71101
Member ID	04
Peak ID	CHRW
Year	1971
Season	1
First Name	Yoshio
Last Name	Ishizuka
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)	True
Personal High Point (m)	6700
Summit Date 1	1971-05-26
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	4
Summit Term	3
HCN	0
Checksum	30
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	yoshio ishizuka
Year of Birth	-
Year	1971
Age at Expedition	-
Role	Member

Field	Value
ID	26777
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHRW71101
Member ID	07
Peak ID	CHRW
Year	1971
Season	1
First Name	Gyaltzen
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	27
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	-
High Point (m)	True
Personal High Point (m)	6700
Summit Date 1	1971-05-26
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	4
Summit Term	3
HCN	0
Checksum	30
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	gyaltzen sherpa
Year of Birth	-
Year	1971
Age at Expedition	-
Role	Hired

Field	Value
ID	37104
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHRW71101
Member ID	02
Peak ID	CHRW
Year	1971
Season	1
First Name	Katsuhiko
Last Name	Kano
Sex	M
Age	0
Birth Date	-
Year of Birth	1942
Calculated Age	28
Citizenship	Japan
Status	Climbing Leader
Residence	Tokyo, Japan
Occupation	-
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)	6500
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	3
HCN	0
Checksum	2428721
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	katsuhiko kano
Year of Birth	1942
Year	1971
Age at Expedition	29
Role	Deputy

Field	Value
ID	37105
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHRW71101
Member ID	03
Peak ID	CHRW
Year	1971
Season	1
First Name	Makoto
Last Name	Aruji
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	24
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)	6600
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	3
HCN	0
Checksum	30
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	makoto aruji
Year of Birth	-
Year	1971
Age at Expedition	-
Role	Member

Field	Value
ID	37106
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHRW71101
Member ID	06
Peak ID	CHRW
Year	1971
Season	1
First Name	Yoshihiko
Last Name	Yoshioka
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	27
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)	6600
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	3
HCN	0
Checksum	30
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	yoshihiko yoshioka
Year of Birth	-
Year	1971
Age at Expedition	-
Role	Member

Field	Value
ID	50416
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHRW71101
Member ID	05
Peak ID	CHRW
Year	1971
Season	1
First Name	Osamu
Last Name	Matsuda
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	27
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	False
High Point (m)	False
Personal High Point (m)	6150
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	30
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	osamu matsuda
Year of Birth	-
Year	1971
Age at Expedition	-
Role	Member

7 recorded members.

Name	Sex	Year of Birth	Citizenship	Status	Residence	Occupation
Makoto Takahashi	M	-	Japan	Leader	-	-	Details Other expeditions
Yoshio Ishizuka	M	-	Japan	Climber	-	-	Details Other expeditions
Gyaltzen Sherpa	M	-	Nepal	H-A Worker	-	-	Details Other expeditions
Katsuhiko Kano	M	1942	Japan	Climbing Leader	Tokyo, Japan	-	Details Other expeditions
Makoto Aruji	M	-	Japan	Climber	-	-	Details Other expeditions
Yoshihiko Yoshioka	M	-	Japan	Climber	-	-	Details Other expeditions
Osamu Matsuda	M	-	Japan	Climber	-	-	Details Other expeditions

References

0 recorded references.