Cho Oyu | 1994 Chinese route

A Japan expedition to Cho Oyu in 1994 via Chinese route, led by Takeo Nishikawa. Summit reached on 13th October 1994. 8 members recorded.

Expedition Details

Field	Value
ID	1372
Imported	2026-03-06 18:04:49.359634
Expedition ID	CHOY94308
Peak ID	CHOY
Year	1994
Season	3
Host Country	2
Route 1	Chinese route
Route 2	-
Route 3	-
Route 4	-
Nationality	Japan
Leaders	Takeo Nishikawa
Sponsor	Kitami Alpine Club Cho Oyu Expedition
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	Chengdu->Lhasa->BC and return
Basecamp Date	1994-09-15
Summit Date	1994-10-13
Summit Time	-
Summit Days	28
Total Days	36
Termination Date	1994-10-21
Termination Reason	4
Termination Notes	Abandoned at 7500m due to strong winds
High Point (m)	7500
Traverse	False
Ski	False
Paraglide	False
Camps	0
Fixed Rope (m)	0
Total Members	8
Summit Members	0
Member Deaths	0
Total Hired	0
Summit Hired	0
Hired Deaths	0
No Hired	True
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(15/09,4980m),ABC(18/09,5680m),C3(7500m),xxx(13/10,7500m)
Route Notes	According to other teams on the same route at the same time, this team was the last one left when all other left BC to return home. Imoto of another Japanese expedition (from Nishon University) said this team were to make a summit bid on 13th Oct, but others who left BC later said they had not yet done so. On 28th Dec (after trip to Japan) Imoto said expedition sent members to C3 three times but none could move above C3 because of winds.
Accidents	-
Achievement	-
Agency	None
Commercial Route	False
Standard Route	-
Primary Route	False
Primary Member	False
Primary Reference	False
Primary ID	-
Checksum	2455368
Year	1994
Summit Success	False
O2 Summary	None
Route (lowercase)	chinese route

Members

Field	Value
ID	5337
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY94308
Member ID	02
Peak ID	CHOY
Year	1994
Season	3
First Name	Hitoshi
Last Name	Araki
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	29
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)	7500
Summit Date 1	1994-10-13
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	3
Summit Term	3
HCN	0
Checksum	-49
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	hitoshi araki
Year of Birth	-
Year	1994
Age at Expedition	-
Role	Member

Field	Value
ID	5338
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY94308
Member ID	04
Peak ID	CHOY
Year	1994
Season	3
First Name	Hiroshi
Last Name	Otsuka
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	49
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)	7500
Summit Date 1	1994-10-14
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	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	3
Summit Term	3
HCN	0
Checksum	-49
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	hiroshi otsuka
Year of Birth	-
Year	1994
Age at Expedition	-
Role	Member

Field	Value
ID	5339
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY94308
Member ID	01
Peak ID	CHOY
Year	1994
Season	3
First Name	Tadeo
Last Name	Nishikawa
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	45
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)	True
Personal High Point (m)	7500
Summit Date 1	1994-10-14
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	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	3
Summit Term	3
HCN	0
Checksum	-49
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	tadeo nishikawa
Year of Birth	-
Year	1994
Age at Expedition	-
Role	Leader

Field	Value
ID	5340
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY94308
Member ID	03
Peak ID	CHOY
Year	1994
Season	3
First Name	Satoshi
Last Name	Asayama
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	31
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)	7500
Summit Date 1	1994-10-13
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	3
Summit Term	3
HCN	0
Checksum	-49
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	satoshi asayama
Year of Birth	-
Year	1994
Age at Expedition	-
Role	Member

Field	Value
ID	5341
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY94308
Member ID	05
Peak ID	CHOY
Year	1994
Season	3
First Name	Masako
Last Name	Sekishiro
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	50
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	3
HCN	0
Checksum	-49
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	masako sekishiro
Year of Birth	-
Year	1994
Age at Expedition	-
Role	Member

Field	Value
ID	5342
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY94308
Member ID	06
Peak ID	CHOY
Year	1994
Season	3
First Name	Motoji
Last Name	Shimizu
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)	True
Personal High Point (m)	7500
Summit Date 1	1994-10-14
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	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	3
Summit Term	3
HCN	0
Checksum	-49
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	motoji shimizu
Year of Birth	-
Year	1994
Age at Expedition	-
Role	Member

Field	Value
ID	5343
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY94308
Member ID	07
Peak ID	CHOY
Year	1994
Season	3
First Name	Shinichi
Last Name	Wadaoka
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	44
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)	7500
Summit Date 1	1994-10-13
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	3
Summit Term	3
HCN	0
Checksum	-49
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	shinichi wadaoka
Year of Birth	-
Year	1994
Age at Expedition	-
Role	Member

Field	Value
ID	5344
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY94308
Member ID	08
Peak ID	CHOY
Year	1994
Season	3
First Name	Toshinori
Last Name	Yoshida
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	44
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	3
HCN	0
Checksum	-49
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	toshinori yoshida
Year of Birth	-
Year	1994
Age at Expedition	-
Role	Member

8 recorded members.

Name	Sex	Year of Birth	Citizenship	Status	Residence	Occupation
Hitoshi Araki	M	-	Japan	Climber	-	-	Details Other expeditions
Hiroshi Otsuka	M	-	Japan	Climber	-	-	Details Other expeditions
Tadeo Nishikawa	M	-	Japan	Leader	-	-	Details Other expeditions
Satoshi Asayama	M	-	Japan	Climber	-	-	Details Other expeditions
Masako Sekishiro	M	-	Japan	Climber	-	-	Details Other expeditions
Motoji Shimizu	M	-	Japan	Climber	-	-	Details Other expeditions
Shinichi Wadaoka	M	-	Japan	Climber	-	-	Details Other expeditions
Toshinori Yoshida	M	-	Japan	Climber	-	-	Details Other expeditions

References

Field	Value
ID	3004
Imported	2026-03-06 18:06:36.307770
Expedition ID	CHOY94308
Reference ID	01
Year	1994
Type	2
Journal	AAJ
Author	Hawley, Elizabeth
Title	-
Publisher	-
Publication Date	1995
Language	-
Citation	69:305-306 (1995)
Yak 94	-
Notes	-

Field	Value
ID	6771
Imported	2026-03-06 18:06:36.307770
Expedition ID	CHOY94308
Reference ID	02
Year	1994
Type	3
Journal	IWA
Author	-
Title	-
Publisher	-
Publication Date	1995
Language	Japanese w/English summary
Citation	:236 (1995)
Yak 94	-
Notes	-

Field	Value
ID	6788
Imported	2026-03-06 18:06:36.307770
Expedition ID	CHOY94308
Reference ID	03
Year	1994
Type	3
Journal	IWA
Author	-
Title	-
Publisher	-
Publication Date	1995
Language	Japanese
Citation	:44 (1995)
Yak 94	-
Notes	-

Field	Value
ID	11065
Imported	2026-03-06 18:06:36.307770
Expedition ID	CHOY94308
Reference ID	04
Year	1994
Type	5
Journal	-
Author	-
Title	http://publications.americanalpineclub.org/articles/12199530500/Asia-Tibet-Cho-Oyu-from-Tibet-in-the-Post-Monsoon
Publisher	-
Publication Date	-
Language	-
Citation	-
Yak 94	-
Notes	-

4 recorded references.

Expedition ID	Journal	Author	Title	Publisher	Citation	Yak 94
CHOY94308	AAJ	Hawley, Elizabeth	-	-	69:305-306 (1995)	-
CHOY94308	IWA	-	-	-	:236 (1995)	-
CHOY94308	IWA	-	-	-	:44 (1995)	-
CHOY94308	-	-	http://publications.americanalpineclub.org/articles/12199530500/Asia-Tibet-Cho-Oyu-from-Tibet-in-the-Post-Monsoon	-	-	-