Annapurna South | 1975 N Face-N Ridge
A Japan expedition to Annapurna South in 1975 via N Face-N Ridge, led by Yuji Sasaki. Summit reached on 20th October 1975. 10 members recorded.
Expedition Details
| Field | Value |
|---|---|
| ID | 2292 |
| Imported | 2026-03-06 18:04:49.359634 |
| Expedition ID | ANNS75301 |
| Peak ID | ANNS |
| Year | 1975 |
| Season | 3 |
| Host Country | 1 |
| Route 1 | N Face-N Ridge |
| Route 2 | - |
| Route 3 | - |
| Route 4 | - |
| Nationality | Japan |
| Leaders | Yuji Sasaki |
| Sponsor | Sendai Alpine Club of Japan |
| 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 | - |
| Basecamp Date | 1975-09-13 |
| Summit Date | 1975-10-20 |
| Summit Time | - |
| Summit Days | 37 |
| Total Days | 0 |
| Termination Date | - |
| Termination Reason | 4 |
| Termination Notes | Abandoned due to unfavourable weather conditions and technical difficulties |
| High Point (m) | 5800 |
| Traverse | False |
| Ski | False |
| Paraglide | False |
| Camps | 2 |
| Fixed Rope (m) | 0 |
| Total Members | 10 |
| 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(13/09,4100m),C1(28/09,5170m),C2(10/20/10,5800m),xxx(5800m) |
| Route Notes | Annapurna South - 22 Aug 75 All members now in KTM to Pokhara 28? Aug by bus and truck. Leave Pokahra 2 days later and arrive BC 10th Sept at 4200m. 4 high camps with C4 at 6700m between North Main Peak and North Peak of Annapurna so route a new route via a North Main Peak and thence left (southwards) to N Ridge, or possibly N Face. Annapurna South has 3 peaks: 1. 7219m to S of other 2 2. Central Peak 7150m 3. N Peak 7080m perhaps Plus 6670m Main North Peak 1964 route was up face between North Peak and Central Peak and scaled Central and Main Peak. Present Expedition Plan: Up face to minor route peak and thence so only to virgin N Peak. Will not attempt traverse. |
| Accidents | - |
| Achievement | - |
| Agency | - |
| Commercial Route | - |
| Standard Route | - |
| Primary Route | False |
| Primary Member | False |
| Primary Reference | False |
| Primary ID | - |
| Checksum | 2447786 |
| Year | 1975 |
| Summit Success | False |
| O2 Summary | None |
| Route (lowercase) | n face-n ridge |
Members
10 recorded members.
| Name | Sex | Year of Birth | Citizenship | Status | Residence | Occupation | |
|---|---|---|---|---|---|---|---|
| Shoichi Aizawa | M | - | Japan | Climber | Sendai, Miyagi, Japan | Manager of Aizawa Shop selling beds & bedding | Details Other expeditions |
| Tadashi Doi | M | 1952 | Japan | Climber | Sendai, Miyagi, Japan | Executive of pharmacy | Details Other expeditions |
| Yuichi Matsushima | M | 1952 | Japan | Climber | Sendai, Miyagi, Japan | Executive of Hitachi Medical Corporation | Details Other expeditions |
| Takayoshi Nagata | M | 1946 | Japan | Climber | Tokyo, Japan | Executive of Minolta Camera Co. | Details Other expeditions |
| Kouzo Sakano | M | 1953 | Japan | Climber | Sendai, Miyagi, Japan | Economics student (Tohoku Gaukin University) | Details Other expeditions |
| Kazuo Sasaki | M | 1947 | Japan | Climber | Sendai, Miyagi, Japan | Manager of Pole Co., importers | Details Other expeditions |
| Yuji Sasaki | M | 1947 | Japan | Leader | Sendai, Miyagi, Japan | Executive of Everest Sports Shop | Details Other expeditions |
| Sigeo Satake | M | 1947 | Japan | Exp Doctor | Sendai, Miyagi, Japan | Physician at Sendai Municipal Hospital | Details Other expeditions |
| Shigeru Takahashi | M | 1949 | Japan | Climber | Sendai, Miyagi, Japan | Executive of Kanoya restaurant | Details Other expeditions |
| Hiroshi Yashima | M | 1950 | Japan | Climber | Sendai, Miyagi, Japan | Executive of Miyagi-ken Gakko Seikatu Kyodo Kumiai, Cooperative | Details Other expeditions |
References
3 recorded references.
| Expedition ID | Journal | Author | Title | Publisher | Citation | Yak 94 |
|---|---|---|---|---|---|---|
| ANNS75301 | AAJ | Yoshizawa, Ichiro | - | - | 50:520 (1976) | - |
| ANNS75301 | IWA | - | - | - | 48:62-63 (1976) | - |
| ANNS75301 | - | - | http://publications.americanalpineclub.org/articles/12197652001/Asia-Nepal-Annapurna-South-or-Moditse | - | - | - |