Lamjung Himal | 1980 N Ridge
A Japan expedition to Lamjung Himal in 1980 via N Ridge, led by Hitoshi Hagiwara. Summit reached on 13th May 1980. 12 members recorded.
Expedition Details
| Field | Value |
|---|---|
| ID | 1905 |
| Imported | 2026-03-06 18:04:49.359634 |
| Expedition ID | LAMJ80101 |
| Peak ID | LAMJ |
| Year | 1980 |
| Season | 1 |
| Host Country | 1 |
| Route 1 | N Ridge |
| Route 2 | - |
| Route 3 | - |
| Route 4 | - |
| Nationality | Japan |
| Leaders | Hitoshi Hagiwara |
| Sponsor | Hosei University Lamjung Himal Expedition 1980 |
| Success 1 | True |
| Success 2 | False |
| Success 3 | False |
| Success 4 | False |
| Ascent 1 | 9th |
| Ascent 2 | - |
| Ascent 3 | - |
| Ascent 4 | - |
| Claimed | False |
| Disputed | False |
| Countries | - |
| Approach | Dumre |
| Basecamp Date | 1980-04-05 |
| Summit Date | 1980-05-13 |
| Summit Time | 1150 |
| Summit Days | 38 |
| Total Days | 43 |
| Termination Date | 1980-05-18 |
| Termination Reason | 1 |
| Termination Notes | - |
| High Point (m) | 6983 |
| Traverse | False |
| Ski | False |
| Paraglide | False |
| Camps | 4 |
| Fixed Rope (m) | 0 |
| Total Members | 10 |
| Summit Members | 2 |
| Member Deaths | 0 |
| Total Hired | 3 |
| Summit Hired | 1 |
| 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 | True |
| O2 Unknown | False |
| Other Summits | - |
| Campsites | BC(05/04,3800m),C1(09/04,4600m),C2(14/04,5280m),C3(26/04,5700m),C4(12/05,6400m),Smt(13/05) |
| Route Notes | Lamjung members - 25 May 80 C3 26 April C4 12 May Summit 13 May by Kazusa, Nishimura and Zambu [Norbu Jangbu] Route = North Ridge (new route) 1 member fell 100m in snow avalanche but not seriously hurt; no other accidents, no frostbite. No more on top because food running out, snowfall 5-6 days. All arrived KTM yesterday and leader left yesterday. Shailendra Raj Sharma, Tourism - 18 May 80 Satoshi Nishimura, 24, student Tokyo Kikuo Kazusa, 31, Tokyo Zambu Sherpa, 27 [Norbu Jangbu] reached summit 13 May at 11:50. On top 1 hour and planted flags of Japan, Nepal and Hosei University. Started from C4 6400m at 6:00 am and returned to same camp at 3:00 pm. No more attempts because all members tired, but in good health. Summiters in BC will be in BC 15 May and leave BC May 18 May, arrive KTM 25 May. Route from C3 (5700m) to C4 (steep and hazardous), very difficult but above C4 easy. Ranjan Bhattacharya - 5 May 80 Lamjung member Ueno left expedition early because he injured his leg; is in KTM and will stay here until rest of expediiton arrives. Kazusa & Hagiwara - 13 March 80 Route = North Ridge (new route) Approach via Marshyangdi to Chame and Bhratang to BC at 4200m 4 camps above BC Many avalanches; snow breaks every day; most match patterns from BC. All but 1 member in KTM; deputy Leader in Bangkok with baggage; wait for baggage road to Dumre and caravan thence to Bhratang 8 days. Bhratang to BC 2 days but 8-10 days to move all loads. 40 days climbing mountain. 3 Sherpas above BC including sirdar Sange Sherpa. 1 Sherpa is woman Ang Rita who will go to Everest in autumn 1980. Oxygen medical only |
| Accidents | 1 member fell 100m in snow avalanche but not seriously hurt |
| Achievement | - |
| Agency | - |
| Commercial Route | - |
| Standard Route | - |
| Primary Route | False |
| Primary Member | False |
| Primary Reference | - |
| Primary ID | - |
| Checksum | 2446983 |
| Year | 1980 |
| Summit Success | True |
| O2 Summary | None |
| Route (lowercase) | n ridge |
Members
12 recorded members.
| Name | Sex | Year of Birth | Citizenship | Status | Residence | Occupation | |
|---|---|---|---|---|---|---|---|
| Hitoshi Hagiwara | M | 1924 | Japan | Leader | Tokyo, Japan | Professor of chemistry | Details Other expeditions |
| Kozo Kashiwagi | M | 1936 | Japan | Deputy Leader | Tokyo, Japan | Vice president of Fujiya Cosmetics | Details Other expeditions |
| Kenjiro Oka | M | 1945 | Japan | Climber | Tokyo, Japan | Vice president Oka Bosai Co. | Details Other expeditions |
| Yoshinori Ueno | M | 1954 | Japan | Climber | Fukuoka-shi, Fukuoka, Japan | Sells electric equipment | Details Other expeditions |
| Hisashi Sugihara | M | 1956 | Japan | Climber | Tokyo, Japan | Bookshop owner | Details Other expeditions |
| Satoshi Nishimura | M | 1956 | Japan | Climber | Tokyo, Japan | Student at Hosei University | Details Other expeditions |
| Naoki Ito | M | 1958 | Japan | Climber | Tokyo, Japan | Student at Hosei University | Details Other expeditions |
| Yuji Matsuda | M | 1959 | Japan | Climber | Tokyo, Japan | Student at Hosei University | Details Other expeditions |
| Yasuhiko Iwasaki | M | 1946 | Japan | Climber | Tokyo, Japan | Physician at Clinic of Hosei University | Details Other expeditions |
| Kikuo Kazusa | M | 1949 | Japan | Climber | Tokyo, Japan | Employee | Details Other expeditions |
| Norbu Jangbu Sherpa | M | - | Nepal | H-A Worker | - | - | Details Other expeditions |
| Sange Sherpa | M | - | Nepal | Sirdar | - | - | Details Other expeditions |
References
5 recorded references.
| Expedition ID | Journal | Author | Title | Publisher | Citation | Yak 94 |
|---|---|---|---|---|---|---|
| LAMJ80101 | AAJ | Hagiwara, Hitoshi | - | - | 55:260-261 (1981) | - |
| LAMJ80101 | JAC | Hagiwara, Hitoshi | The Ascent of Lamjung Himal from the North Ridge, 1980 | - | 76:13-14 (1981) | - |
| LAMJ80101 | MM | - | - | - | 74:14 (Jul 1980) | - |
| LAMJ80101 | JAC | Hagiwara, Hitoshi | The Ascent of Lamjung Himal from the North Ridge, 1980 | - | 76:107-114 (1981) | - |
| LAMJ80101 | - | - | http://publications.americanalpineclub.org/articles/12198126004/Asia-Nepal-Lamjung-Himal-North-Ridge | - | - | - |