Annapurna IV | 2010 NW Ridge

A Japan expedition to Annapurna IV in 2010 via NW Ridge, led by Ryuseki Hiraoka. Summit reached on 8th May 2010. 8 members recorded.

Expedition Details

Field Value
ID 7037
Imported 2026-03-06 18:04:49.359634
Expedition ID ANN410101
Peak ID ANN4
Year 2010
Season 1
Host Country 1
Route 1 NW Ridge
Route 2 -
Route 3 -
Route 4 -
Nationality Japan
Leaders Ryuseki Hiraoka
Sponsor Ryuseki Expeditions 2010 Annapurna IV
Success 1 True
Success 2 False
Success 3 False
Success 4 False
Ascent 1 34th
Ascent 2 -
Ascent 3 -
Ascent 4 -
Claimed False
Disputed False
Countries -
Approach Beni->Jomsom->Thorang La->Hongde
Basecamp Date 2010-04-18
Summit Date 2010-05-08
Summit Time 1500
Summit Days 20
Total Days 22
Termination Date 2010-05-10
Termination Reason 1
Termination Notes -
High Point (m) 7525
Traverse False
Ski False
Paraglide False
Camps 3
Fixed Rope (m) 0
Total Members 4
Summit Members 1
Member Deaths 0
Total Hired 4
Summit Hired 2
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 -
Campsites BC(18/04,3900m),ABC(20/04,4800m),C1(21/04,5500m),C2(22/04,6100m),C3(01/05,6500m),Smt(08/05)
Route Notes On 8 May Hiraoka, Ms Hiraoka, Toji, Shimada, Phurba Chhiri, Lama Babu, Kitap, Pasang left C3 at 00:30 am. Ryuseki Hiraoka, Phurba Chhiring and Lama Babu reached summit at 3 pm, stayed on summit for about 5 minutes and descended to C3. Ms Hiraoka, Toji and Shimada, Kitap and Pasang reached to 7450m. Summit day weather was not good. Hired: Phurba Chhiri Sherpa, 4/10/68, Lokhim-9, Manaslu X3, Lhotse X2, Cho Oyu X3, Everest X2 Lama Babu Sherpa, 24/6/69 (10/3/2026), Saframa, Lokhim-2, Everest X1, Cho Oyu X1 Pasang Tamang, 4/12/68 (19/08/2025), Deusa-6, Solu, Everest X2 Kitap Singh Tamang, 28/8/76 (14/5/2033), Deusa-6, Solu, no 8000ers
Accidents -
Achievement -
Agency Cosmo Treks
Commercial Route False
Standard Route False
Primary Route False
Primary Member False
Primary Reference False
Primary ID -
Checksum 2460395
Year 2010
Summit Success True
O2 Summary None
Route (lowercase) nw ridge

Members

8 recorded members.

Name Sex Year of Birth Citizenship Status Residence Occupation
Ryuseki Hiraoka M 1968 Japan Leader Hokuto, Yamanashi, Japan Alpine guide Details Other expeditions
Tomoko Hiraoka F 1966 Japan Climber Hokuto, Yamanashi, Japan Housewife Details Other expeditions
Chieko Shimada F 1952 Japan Climber Tokyo, Japan Housewife Details Other expeditions
Shigeo Toji M 1943 Japan Climber Tsuruga, Fukui, Japan Retired Details Other expeditions
Phura Chhiri (Phurba Chhiri) Sherpa M 1969 Nepal H-A Worker Sakpharma, Lokhim-9, Solukhumbu - Details Other expeditions
Lama Babu Sherpa M 1969 Nepal H-A Worker Sakpharma, Lokhim-9, Solukhumbu - Details Other expeditions
Kitap Sing Tamang M 1976 Nepal H-A Worker Deusa-6, Solukhumbu - Details Other expeditions
Pasang Tamang M 1968 Nepal H-A Worker Deusa, Solukhumbu - Details Other expeditions

References

0 recorded references.