Makalu II | 1977 NW Ridge
A Japan expedition to Makalu II in 1977 via NW Ridge, led by Makoto Numata. Summit reached on 15th May 1977. 12 members recorded.
Expedition Details
| Field | Value |
|---|---|
| ID | 2173 |
| Imported | 2026-03-06 18:04:49.359634 |
| Expedition ID | MAK277101 |
| Peak ID | MAK2 |
| Year | 1977 |
| Season | 1 |
| Host Country | 1 |
| Route 1 | NW Ridge |
| Route 2 | - |
| Route 3 | - |
| Route 4 | - |
| Nationality | Japan |
| Leaders | Makoto Numata |
| Sponsor | Himalayan Expedition of Chiba University 1977 |
| 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 | 1977-04-27 |
| Summit Date | 1977-05-15 |
| Summit Time | - |
| Summit Days | 18 |
| Total Days | 20 |
| Termination Date | 1977-05-17 |
| Termination Reason | 4 |
| Termination Notes | Abandoned at 7450m due to strong winds and snowfall |
| High Point (m) | 7450 |
| Traverse | False |
| Ski | False |
| Paraglide | False |
| Camps | 4 |
| Fixed Rope (m) | 0 |
| Total Members | 10 |
| Summit Members | 0 |
| Member Deaths | 0 |
| Total Hired | 4 |
| Summit Hired | 0 |
| 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(27/04,4800m),C1(29/04,5300m),C2(02/05,5800m),C3(07/05,6420m),C4(14/05,7000m),xxx(15/05,7450m) |
| Route Notes | Yoshinaga & Toriumi - 22 June 77 Weather bad, strong wind and snowfall; reason for defeat. NW Ridge route, same route as 1976. In March-April only acclimatization, BC established 27 April. 15 May Murata and [Sonam] Sherpa in summit attempt reached 7450m 3:30 pm and then returned because snowfall. No 2nd attempt. 1 member broken finger. No manpower. Jha, MTA - 20 May 77 Abandoned on 16th May. Reached 7450m 15th May 3:30 pm before finally called off attempt. 2 men, Akira Murata and Sonam Sherpa, reached high point. C4 7000m 14th May at 2 pm by Nobukazu [Toriumi]. Leaving BC and reaching KTM 20 June by foot. Johnson and Bozman of Makalu I expedition - 16 May 77 Japanese Makalu II expedition leaving their BC 17th May, They too plagued with illness; only one member healthy; they started climbing well before late April. Jha, MFA - 13 May 77 Makalu II: Chiba U, Japanese C3 6420m on 7th May 15:00 hrs by Akira Murata Sonam Sonam Tshering Danu All members well weather fine - snowing at base camp every morning. (5 camps planned - NW Ridge). Jha, MFA - 8 May 77 BC 27th April 4800m C1 29th April 5300m C2 2nd May 5800m All through weather fine and all in excellent health. C2 established by Murata and 3 Sherpas. Nobukazu Toriumi - 5 March 77 Trying 1st spring ascent. Same NW Ridge route as No Japanese success 13th Oct 5 camps. Spring warmer and longer last time from Chiba U. In 71 much snowfall and 1 dead. This expedition brings memorial for dead member from KTM and put it on a rock face. Toriumi flies to Turlingtar 10 March meets others. Main party left KTM 25 Feb to Dharan and leader by air 1 March. Started caravan 2 March and reach Sedua 15 March to change porters to cross Shipton pass. Arrive BC area 1 April (permit for bringing climbing only 28 April so officially BC 28 April). Climbing 6 weeks with C5 7300m. C3 same as Sepyo party but main C4 much closer to C3 the Sepyo and now add C5. Walung Dorje sirdar and 3 HA Sherpas and cook, etc. Numata Leader - same as but comes only to KTM to meet friends and arrange for survey expedition which begins April. Some stay in Nepal to late June. |
| Accidents | - |
| Achievement | - |
| Agency | - |
| Commercial Route | - |
| Standard Route | - |
| Primary Route | False |
| Primary Member | False |
| Primary Reference | - |
| Primary ID | - |
| Checksum | 2446156 |
| Year | 1977 |
| Summit Success | False |
| O2 Summary | None |
| Route (lowercase) | nw ridge |
Members
12 recorded members.
| Name | Sex | Year of Birth | Citizenship | Status | Residence | Occupation | |
|---|---|---|---|---|---|---|---|
| Reiko Aota | F | 1953 | Japan | Climber | Tokyo, Japan | Was office worker for Caravan Sports Co. | Details Other expeditions |
| Akira Murata | M | 1945 | Japan | Climber | Kitami, Hokkaido, Japan | Works in Kitami municipality's city planning section | Details Other expeditions |
| Naoko Satomi | F | 1949 | Japan | Climber | Chiba-shi, Chiba, Japan | Physician | Details Other expeditions |
| Tekemitsu Sugimoto | M | 1943 | Japan | Climber | Susono, Shizuoka, Japan | Florist (owns 3 flower shops and teaches Jap. flower arrangement) | Details Other expeditions |
| Nobukazu Toriumi | M | 1948 | Japan | Climber | Yamakita, Kanagawa, Japan | Draftsman | Details Other expeditions |
| Hideki Yoshinaga | M | 1941 | Japan | Climbing Leader | Tokyo, Japan | Staff member, Sakai Appraisal of Real Estate Co. | Details Other expeditions |
| Toshihiko Naito | M | 1939 | Japan | Ecological Survey | Sendai, Miyagi, Japan | Assistant professor of ecology, Tohoku university of agriculture | Details Other expeditions |
| Shozo Takiguchi | M | 1949 | Japan | Ecological Survey | Chiba-shi, Chiba, Japan | Staff member, nature conservation society of Japan | Details Other expeditions |
| Masahiko Oosawa | M | 1946 | Japan | Survey Party Leader | Chiba-shi, Chiba, Japan | Lecturer in ecology at Tokyo University of Agriculture & Technol | Details Other expeditions |
| Sonam Sherpa | M | - | Nepal | H-A Worker | - | - | Details Other expeditions |
| Walung Dorje Sherpa | M | - | Nepal | Sirdar | - | - | Details Other expeditions |
| Makoto Numata | M | - | Japan | Leader | - | Assistant professor of ecology at Chiba University | Details Other expeditions |
References
4 recorded references.
| Expedition ID | Journal | Author | Title | Publisher | Citation | Yak 94 |
|---|---|---|---|---|---|---|
| MAK277101 | AAJ | Cheney, Michael J. | - | - | 52:593 (1978) | - |
| MAK277101 | IWA | - | - | - | 61:II (1978) | - |
| MAK277101 | IWA | - | - | - | 61:26-27 (1978) | - |
| MAK277101 | - | - | http://publications.americanalpineclub.org/articles/12197859301/Asia-Nepal-Makalu-II-or-Kangshungtse | - | - | - |