Cho Oyu | 1991 W Ridge-W Face from N
A Japan expedition to Cho Oyu in 1991 via W Ridge-W Face from N, led by Tadao Kanzaki. Summit reached on 28th September 1991. 8 members recorded.
Expedition Details
| Field | Value |
|---|---|
| ID | 584 |
| Imported | 2026-03-06 18:04:49.359634 |
| Expedition ID | CHOY91305 |
| Peak ID | CHOY |
| Year | 1991 |
| Season | 3 |
| Host Country | 2 |
| Route 1 | W Ridge-W Face from N |
| Route 2 | - |
| Route 3 | - |
| Route 4 | - |
| Nationality | Japan |
| Leaders | Tadao Kanzaki |
| Sponsor | Cho Oyu Silver Turtle Expedition |
| Success 1 | True |
| Success 2 | False |
| Success 3 | False |
| Success 4 | False |
| Ascent 1 | 90th,92nd |
| Ascent 2 | - |
| Ascent 3 | - |
| Ascent 4 | - |
| Claimed | False |
| Disputed | False |
| Countries | - |
| Approach | KTM->Tingri->BC |
| Basecamp Date | 1991-09-09 |
| Summit Date | 1991-09-28 |
| Summit Time | - |
| Summit Days | 19 |
| Total Days | 24 |
| Termination Date | 1991-10-03 |
| Termination Reason | 1 |
| Termination Notes | - |
| High Point (m) | 8188 |
| Traverse | False |
| Ski | False |
| Paraglide | False |
| Camps | 3 |
| Fixed Rope (m) | 0 |
| Total Members | 5 |
| Summit Members | 4 |
| Member Deaths | 0 |
| Total Hired | 9 |
| Summit Hired | 3 |
| Hired Deaths | 0 |
| No Hired | False |
| O2 Used | True |
| O2 None | False |
| O2 Climb | True |
| O2 Descent | False |
| O2 Sleep | True |
| O2 Medical | False |
| O2 Taken | False |
| O2 Unknown | False |
| Other Summits | - |
| Campsites | ABC(09/09,5400m),C1(12/09,6400m),C2(24/09,7000m),C3(27/09,7550m),Smt(28-29/09) |
| Route Notes | Japanese party arrived at summit 28 Sept after Europeans, who probably reached only 1st Summit. Left BC 3 Oct. Hong Kong Chinese were on same permit and shared same ABC, but on mountain were separate and are not included here. Sherpa summiters: Nima Temba (Lukla), already scaled Kangchanjunga (3 times) Mingma Norbu (Beding), aleady scaled Everest (N), 1990 Xixabangma Pemba Norbu (Namche), already scaled Everest 1977, Lhotse 1983 |
| Accidents | None |
| Achievement | - |
| Agency | Himalayan Journeys |
| Commercial Route | True |
| Standard Route | True |
| Primary Route | False |
| Primary Member | False |
| Primary Reference | - |
| Primary ID | - |
| Checksum | 2454209 |
| Year | 1991 |
| Summit Success | True |
| O2 Summary | Used |
| Route (lowercase) | w ridge-w face from n |
Members
8 recorded members.
| Name | Sex | Year of Birth | Citizenship | Status | Residence | Occupation | |
|---|---|---|---|---|---|---|---|
| Kaneshige Ikeda | M | 1938 | Japan | Climbing Leader | Naka-ku, Yokohama, Japan | Architect | Details Other expeditions |
| Tomiyasu Ishikawa | M | 1936 | Japan | Climber | Kariya, Aichi, Japan | Sports shop owner | Details Other expeditions |
| Tadao Kanzaki | M | 1940 | Japan | Leader | Sibuya-ku, Tokyo, Japan | Construction owner | Details Other expeditions |
| Yoshikazu Nezu | M | 1939 | Japan | Climber | Toka-machi, Niigata, Japan | Textile weaving company owner | Details Other expeditions |
| Tamae Watanabe | F | 1938 | Japan | Climber | Yokohama, Japan | Office worker | Details Other expeditions |
| Nima Temba Sherpa | M | 1956 | Nepal | H-A Worker | Lukla, Khumbu | - | Details Other expeditions |
| Mingma Norbu/Nuru Sherpa | M | - | Nepal | H-A Worker | Beding, Dolakha | - | Details Other expeditions |
| Pemba Nurbu/Norbu Sherpa | M | 1949 | Nepal | H-A Worker | Namche Bazar, Khumbu | - | Details Other expeditions |
References
5 recorded references.
| Expedition ID | Journal | Author | Title | Publisher | Citation | Yak 94 |
|---|---|---|---|---|---|---|
| CHOY91305 | AAJ | Hawley, Elizabeth | - | - | 66:265-266 (1992) | - |
| CHOY91305 | JAC | Ikeda, Kaneshige | An Ascent of Cho Oyu Peak by an Over Fifties Party | - | 87:122-127 (1992) | - |
| CHOY91305 | IWA | - | - | - | :214 (1992) | - |
| CHOY91305 | IWA | - | - | - | :43 (1992) | - |
| CHOY91305 | - | - | http://publications.americanalpineclub.org/articles/12199226503/Asia-Tibet-Cho-Oyu-West-Side-from-the-North-Ascents-and-Attempts-Post-Monsoon | - | - | - |