Cho Oyu | 2009 NW side

A Japan expedition to Cho Oyu in 2009 via NW side, led by Koichi Oyama. Summit reached on 27th September 2009. 5 members recorded.

Expedition Details

Field Value
ID 6639
Imported 2026-03-06 18:04:49.359634
Expedition ID CHOY09349
Peak ID CHOY
Year 2009
Season 3
Host Country 2
Route 1 NW side
Route 2 -
Route 3 -
Route 4 -
Nationality Japan
Leaders Koichi Oyama
Sponsor Saitama Climbing Mt. Cho Oyu Project Team 2009
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 Zhangmu->Nyalam->Tingri
Basecamp Date 2009-09-14
Summit Date 2009-09-27
Summit Time 0604
Summit Days 13
Total Days 16
Termination Date 2009-09-30
Termination Reason 1
Termination Notes -
High Point (m) 8188
Traverse False
Ski False
Paraglide False
Camps 2
Fixed Rope (m) 0
Total Members 3
Summit Members 2
Member Deaths 0
Total Hired 2
Summit Hired 2
Hired Deaths 0
No Hired False
O2 Used True
O2 None False
O2 Climb True
O2 Descent False
O2 Sleep False
O2 Medical False
O2 Taken False
O2 Unknown False
Other Summits -
Campsites BC(14/09,4800m),ABC(17/09,5600m),C1(21/09,6400m),C2(26/09,7200m),Smt(27/09)
Route Notes Kazama, Oyama, Nima Gyalzen and Pemba Gyalzen left C2 on 26 Sept at 22:00 hours NST. They reached summit at 06:04 hours on 27 Sept, descended to C1 at 14:30 hours. Next day descended to ABC. The team returned to Kathmandu on 1 Oct and left on 3 Oct. Sherpas: Nima Gyalzen Sherpa, 9/8/85 (25/4/2042), Beding, Gaurishankar, Everest in 2005, 2007, 2008, 2009. Cho Oyu in 2007 Pemba Gyalzen Sherpa, 17/3/72 (4/12/2028), Beding, Gaurishankar-1, Everest 2000, 2005, 2007, Xixabangma X2
Accidents -
Achievement -
Agency Numbur Himal Treks
Commercial Route True
Standard Route True
Primary Route False
Primary Member False
Primary Reference False
Primary ID -
Checksum 2460666
Year 2009
Summit Success True
O2 Summary Used
Route (lowercase) nw side

Members

5 recorded members.

Name Sex Year of Birth Citizenship Status Residence Occupation
Susumu Kazama M 1947 Japan Climber Saitama-shi, Saitama, Japan Retired builder Details Other expeditions
Koichi Oyama M 1948 Japan Leader Higashimatsuyama, Saitama, Japan Business owner Details Other expeditions
Maya Tsukui M 1985 Japan BC Manager Higashiogawa, Saitama, Japan Student Details Other expeditions
Nima Gyalzen Sherpa M 1985 Nepal H-A Worker Beding, Dolakha - Details Other expeditions
Pemba Gyalzen Sherpa M 1972 Nepal H-A Worker Beding, Dolakha - Details Other expeditions

References

0 recorded references.