Ama Dablam | 1989 N Ridge

A Japan expedition to Ama Dablam in 1989 via N Ridge, led by Teijiro Namba. Summit reached on 25th April 1989. 6 members recorded.

Expedition Details

Change history — how this expedition, its members and references have changed between database releases.

Field Value
ID 1464
Imported 2026-11-04 22:32:23.994980
Expedition ID AMAD89104
Peak ID AMAD
Year 1989
Season 1
Host Country 1
Route 1 N Ridge
Route 2 -
Route 3 -
Route 4 -
Nationality Japan
Leaders Teijiro Namba
Sponsor Japanese Mountaineering Group Ama Dablam Expedition
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 1989-04-12
Summit Date 1989-04-25
Summit Time -
Summit Days 13
Total Days 18
Termination Date 1989-04-30
Termination Reason 5
Termination Notes Abandoned at 5900m due to rockfall danger and lack of fuel supply
High Point (m) 5900
Traverse False
Ski False
Paraglide False
Camps 1
Fixed Rope (m) 0
Total Members 6
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(12/04,4900m),C1(21/04,5550m),xxx(25/04,5900m)
Route Notes BC on Ama Dablam Glacier C1 on North Ridge High point on North Ridge. Before making C1, at 5450m rock avalanche damaged fixed rope; replaced rope but very dangerous climbing this area and some members didn't want to climb here; kept on going. 26th April to BC and kerosene finished (very expensive in Namche and money finished). Much falling rock from base rock and several times members very nearly hit in this dangerous areas at 5450m and 5700m.
Accidents None
Achievement -
Agency Atlas
Commercial Route False
Standard Route -
Primary Route False
Primary Member False
Primary Reference -
Primary ID -
Checksum 2452511
Year 1989
Summit Success False
O2 Summary None
Route (lowercase) n ridge

Members

6 recorded members.

Name Sex Year of Birth Citizenship Status Residence Occupation
Teijiro Namba M 1961 Japan Leader Kobe, Hyogo, Japan Telephone engineer Details Other expeditions
Masashi Tatsuta M 1961 Japan Deputy Leader Kyoto, Japan Salesman, sports Details Other expeditions
Kyoko Horikawa F 1963 Japan Climber Nara-shi, Nara, Japan Office worker, clothing manufacturing company Details Other expeditions
Harumi Ichimura F 1965 Japan Climber Kobe, Hyogo, Japan Architect Details Other expeditions
Seisuku Kurokawa M 1965 Japan Climber Nishinomiya, Hyogo, Japan University student of biology & oceanography Details Other expeditions
Yoshimi Tatsuta F 1961 Japan Climber Kyoto, Japan Insurance saleswoman Details Other expeditions

References

4 recorded references.

Expedition ID Journal Author Title Publisher Citation Yak 94
AMAD89104 AAJ Namba, Teijiro - - 64:222 (1990) -
AMAD89104 IWA - - - :280 (1990) -
AMAD89104 IWA - - - :61 (1990) -
AMAD89104 - - http://publications.americanalpineclub.org/articles/12199022203/Asia-Nepal-Ama-Dablam-Attempt - - -