Everest | 2005 N Col-NE Ridge
A Japan expedition to Everest in 2005 via N Col-NE Ridge, led by Sato Chieko. Summit reached on 28th May 2005. 3 members recorded.
Expedition Details
| Field | Value |
|---|---|
| ID | 4886 |
| Imported | 2026-03-06 18:04:49.359634 |
| Expedition ID | EVER05101 |
| Peak ID | EVER |
| Year | 2005 |
| Season | 1 |
| Host Country | 2 |
| Route 1 | N Col-NE Ridge |
| Route 2 | - |
| Route 3 | - |
| Route 4 | - |
| Nationality | Japan |
| Leaders | Sato Chieko |
| Sponsor | International Arun Everest 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 | Lhasa->Xigatse->Xigar->BC |
| Basecamp Date | 2005-04-05 |
| Summit Date | 2005-05-28 |
| Summit Time | - |
| Summit Days | 53 |
| Total Days | 57 |
| Termination Date | 2005-06-01 |
| Termination Reason | 8 |
| Termination Notes | Abandoned at 8300m due to not enough oxygen, sick Sherpa |
| High Point (m) | 8300 |
| Traverse | False |
| Ski | False |
| Paraglide | False |
| Camps | 3 |
| Fixed Rope (m) | 0 |
| Total Members | 1 |
| Summit Members | 0 |
| Member Deaths | 0 |
| Total Hired | 4 |
| Summit Hired | 0 |
| Hired Deaths | 0 |
| No Hired | False |
| O2 Used | True |
| O2 None | False |
| O2 Climb | True |
| O2 Descent | False |
| O2 Sleep | False |
| O2 Medical | False |
| O2 Taken | False |
| O2 Unknown | False |
| Other Summits | - |
| Campsites | BC(06/04,5200m),ABC(11/04,6450m),C1(23/04,7100m),C2(26/05,7700m),C3(28/05,8300m),xxx(28/05,8300m) |
| Route Notes | Chieko says that there was not enough oxygen left at C3. She had used 6 bottles and there were only 5 left at C3. However, other climbers on the mountain (Ryan Allen, Ambrose Bittner of Alongi team) say Chieko was just not strong enough and very slow; KTM arrival: 2 June KTM departure: 4 June Sherpas: Pasang Sherpa Tenzing Sherpa Lhakpa Sherpa Sonam Sherpa |
| Accidents | Sonam was altitude sick at C2 (vomiting) |
| Achievement | - |
| Agency | Arun Treks |
| Commercial Route | True |
| Standard Route | True |
| Primary Route | False |
| Primary Member | False |
| Primary Reference | False |
| Primary ID | - |
| Checksum | 2459664 |
| Year | 2005 |
| Summit Success | False |
| O2 Summary | Used |
| Route (lowercase) | n col-ne ridge |
Members
3 recorded members.
| Name | Sex | Year of Birth | Citizenship | Status | Residence | Occupation | |
|---|---|---|---|---|---|---|---|
| Sato Chieko | F | 1946 | Japan | Leader | Titose, Hokkaido, Japan | Housewife | Details Other expeditions |
| Tenzing Sherpa | M | - | Nepal | H-A Worker | - | - | Details Other expeditions |
| Pasang Sherpa | M | - | Nepal | H-A Worker | - | - | Details Other expeditions |
References
0 recorded references.