Cho Oyu | 2007 NW side

A Japan expedition to Cho Oyu in 2007 via NW side, led by Nobukazu Kuriki. Summit reached on 8th May 2007. 7 members recorded.

Expedition Details

Field	Value
ID	5595
Imported	2026-03-06 18:04:49.359634
Expedition ID	CHOY07105
Peak ID	CHOY
Year	2007
Season	1
Host Country	2
Route 1	NW side
Route 2	-
Route 3	-
Route 4	-
Nationality	Japan
Leaders	Nobukazu Kuriki
Sponsor	Team Kuriki Mt Cho Oyu Expedition
Success 1	True
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	2007-04-05
Summit Date	2007-05-08
Summit Time	0930
Summit Days	33
Total Days	35
Termination Date	2007-05-10
Termination Reason	1
Termination Notes	-
High Point (m)	8188
Traverse	False
Ski	False
Paraglide	False
Camps	3
Fixed Rope (m)	0
Total Members	7
Summit Members	1
Member Deaths	0
Total Hired	3
Summit Hired	0
Hired Deaths	0
No Hired	False
O2 Used	True
O2 None	False
O2 Climb	False
O2 Descent	False
O2 Sleep	True
O2 Medical	False
O2 Taken	False
O2 Unknown	False
Other Summits	-
Campsites	BC(05/04),ABC(09/04,5700m),C1(15/04,6400m),C2(23/04,7200m),C3(30/04,7700m),Smt(08/05)
Route Notes	Kuriki up from C3 at 11:30 pm NST and on top 9:30 am in cloud with no visibility, but found many prayer flags and katas in snow (no wind, just clouds); down to C2 at 4:50 pm. Kuriki used no oxygen, but both cameraman used oxygen (4 bottles) sleeping 8 nights in C2 (Ishii & Tatsono). Kuriki only actual climbing member; 2 cameraman went to C2 only and other 4 members were ABC support people.
Accidents	-
Achievement	-
Agency	Bochi Bochi Treks
Commercial Route	True
Standard Route	True
Primary Route	False
Primary Member	False
Primary Reference	False
Primary ID	-
Checksum	2459701
Year	2007
Summit Success	True
O2 Summary	Used
Route (lowercase)	nw side

Members

Field	Value
ID	41977
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY07105
Member ID	02
Peak ID	CHOY
Year	2007
Season	1
First Name	Yoshikazu
Last Name	Ino
Sex	M
Age	0
Birth Date	-
Year of Birth	1959
Calculated Age	48
Citizenship	Japan
Status	ABC support
Residence	Tokyo, Japan
Occupation	Engineer
Leader	False
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)	5700
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	ABC only
Necrology	-
Summit Bid	1
Summit Term	17
HCN	0
Checksum	2434653
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	yoshikazu ino
Year of Birth	1959
Year	2007
Age at Expedition	48
Role	BC Only

Field	Value
ID	41978
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY07105
Member ID	03
Peak ID	CHOY
Year	2007
Season	1
First Name	Kunihiko
Last Name	Ishii
Sex	M
Age	0
Birth Date	-
Year of Birth	1979
Calculated Age	28
Citizenship	Japan
Status	Cameraman
Residence	Tokyo, Japan
Occupation	Cameraman
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	True
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)	7200
Summit Date 1	-
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	False
O2 Descent	False
O2 Sleep	True
O2 Medical	False
O2 Notes	Sleeping in C2
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	2441910
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	kunihiko ishii
Year of Birth	1979
Year	2007
Age at Expedition	28
Role	Support

Field	Value
ID	41979
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY07105
Member ID	04
Peak ID	CHOY
Year	2007
Season	1
First Name	Akiko
Last Name	Kawasaki
Sex	F
Age	0
Birth Date	-
Year of Birth	1975
Calculated Age	32
Citizenship	Japan
Status	ABC support
Residence	Tokyo, Japan
Occupation	Film director
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)	5700
Summit Date 1	-
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	ABC only
Necrology	-
Summit Bid	1
Summit Term	17
HCN	0
Checksum	2440460
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	akiko kawasaki
Year of Birth	1975
Year	2007
Age at Expedition	32
Role	Member

Field	Value
ID	41980
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY07105
Member ID	01
Peak ID	CHOY
Year	2007
Season	1
First Name	Nobukazu
Last Name	Kuriki
Sex	M
Age	0
Birth Date	-
Year of Birth	1982
Calculated Age	24
Citizenship	Japan
Status	Leader
Residence	Sapporo, Hokkaido, Japan
Occupation	Professional alpinist
Leader	True
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)	8188
Summit Date 1	2007-05-08
Summit Date 2	-
Summit Date 3	-
Summit Time 1	0930
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	5
Summit Term	1
HCN	0
Checksum	2443006
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	nobukazu kuriki
Year of Birth	1982
Year	2007
Age at Expedition	25
Role	Leader

Field	Value
ID	41981
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY07105
Member ID	05
Peak ID	CHOY
Year	2007
Season	1
First Name	Eiji
Last Name	Miki
Sex	M
Age	0
Birth Date	-
Year of Birth	1981
Calculated Age	25
Citizenship	Japan
Status	ABC support
Residence	Sapporo, Hokkaido, Japan
Occupation	Construction company owner
Leader	False
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)	5700
Summit Date 1	-
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	ABC only
Necrology	-
Summit Bid	1
Summit Term	17
HCN	0
Checksum	2442791
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	eiji miki
Year of Birth	1981
Year	2007
Age at Expedition	26
Role	BC Only

Field	Value
ID	41982
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY07105
Member ID	06
Peak ID	CHOY
Year	2007
Season	1
First Name	Ryotaro
Last Name	Morishita
Sex	M
Age	0
Birth Date	-
Year of Birth	1976
Calculated Age	30
Citizenship	Japan
Status	ABC support
Residence	Ebetsu, Hokkaido, Japan
Occupation	Alpine guide
Leader	False
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	False
High Point (m)	False
Personal High Point (m)	5700
Summit Date 1	-
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	ABC only
Necrology	-
Summit Bid	1
Summit Term	17
HCN	0
Checksum	2441110
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	ryotaro morishita
Year of Birth	1976
Year	2007
Age at Expedition	31
Role	BC Only

Field	Value
ID	41983
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY07105
Member ID	07
Peak ID	CHOY
Year	2007
Season	1
First Name	Takafumi
Last Name	Tatsono
Sex	M
Age	0
Birth Date	-
Year of Birth	1973
Calculated Age	33
Citizenship	Japan
Status	Cameraman
Residence	Kathmandu
Occupation	Cameraman
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	True
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)	7200
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	True
O2 None	False
O2 Climb	False
O2 Descent	False
O2 Sleep	True
O2 Medical	False
O2 Notes	Sleeping in C2
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	2439761
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	takafumi tatsono
Year of Birth	1973
Year	2007
Age at Expedition	34
Role	Support

7 recorded members.

Name	Sex	Year of Birth	Citizenship	Status	Residence	Occupation
Yoshikazu Ino	M	1959	Japan	ABC support	Tokyo, Japan	Engineer	Details Other expeditions
Kunihiko Ishii	M	1979	Japan	Cameraman	Tokyo, Japan	Cameraman	Details Other expeditions
Akiko Kawasaki	F	1975	Japan	ABC support	Tokyo, Japan	Film director	Details Other expeditions
Nobukazu Kuriki	M	1982	Japan	Leader	Sapporo, Hokkaido, Japan	Professional alpinist	Details Other expeditions
Eiji Miki	M	1981	Japan	ABC support	Sapporo, Hokkaido, Japan	Construction company owner	Details Other expeditions
Ryotaro Morishita	M	1976	Japan	ABC support	Ebetsu, Hokkaido, Japan	Alpine guide	Details Other expeditions
Takafumi Tatsono	M	1973	Japan	Cameraman	Kathmandu	Cameraman	Details Other expeditions

References

0 recorded references.