Everest | 2007 N Col-NE Ridge
A Japan expedition to Everest in 2007 via N Col-NE Ridge, led by Takashi Ozaki. Summit reached on 15th May 2007. 5 members recorded.
Expedition Details
| Field | Value |
|---|---|
| ID | 5637 |
| Imported | 2026-03-06 18:04:49.359634 |
| Expedition ID | EVER07110 |
| Peak ID | EVER |
| Year | 2007 |
| Season | 1 |
| Host Country | 2 |
| Route 1 | N Col-NE Ridge |
| Route 2 | - |
| Route 3 | - |
| Route 4 | - |
| Nationality | Japan |
| Leaders | Takashi Ozaki |
| Sponsor | 2007 Spring International Expeditions Mt. Qomolungma |
| Success 1 | True |
| 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 | 2007-04-20 |
| Summit Date | 2007-05-15 |
| Summit Time | 0800 |
| Summit Days | 25 |
| Total Days | 30 |
| Termination Date | 2007-05-20 |
| Termination Reason | 1 |
| Termination Notes | - |
| High Point (m) | 8849 |
| Traverse | False |
| Ski | False |
| Paraglide | False |
| Camps | 3 |
| Fixed Rope (m) | 0 |
| Total Members | 3 |
| Summit Members | 1 |
| Member Deaths | 0 |
| Total Hired | 3 |
| Summit Hired | 2 |
| Hired Deaths | 0 |
| No Hired | False |
| O2 Used | True |
| O2 None | False |
| O2 Climb | True |
| O2 Descent | False |
| O2 Sleep | True |
| O2 Medical | False |
| O2 Taken | False |
| O2 Unknown | False |
| Other Summits | - |
| Campsites | BC(20/04),ABC(29/04,6350m),C1(06/05,7050m),C2(13/05,7800m),C3(14/05,6300m),Smt(15/05) |
| Route Notes | All 3 members and 2 Sherpas on 14 May left C3 11:00 pm NST for top. Nakai very slow to 8450m, could get in trouble, so Ozaki said he had to go down because just too slow and Ozaki down with him to C3 while Tojo and 2 Sherpas went to top at about 8:00 am in good weather, very clear; summiters to C3 to sleep while Ozaki and Nakai to C1 slowly and with some difficulty by Nakai. Nakai got frostbite in fingers and toes in slow ascent from 8450m; will lose ends of 4 fingers. Oxygen used: Tojo sleeping in C1 11 May and all the way to top and down and sleeping in C1. Nakai from C1 11 May to high point to C2. Ozaki used none. Phurba Chhiri and Pasang from C3 to top to C3. Sherpa summiters: Phurba Chhiri Sherpa, 4/10/68, Kurima, Cho Oyu X1, Everest X3, Lhotse X2 Pasang Tamang, 4/12/68, Deusa, Everest X1 |
| Accidents | - |
| Achievement | - |
| Agency | Cosmo Treks |
| Commercial Route | True |
| Standard Route | True |
| Primary Route | False |
| Primary Member | False |
| Primary Reference | False |
| Primary ID | - |
| Checksum | 2460473 |
| Year | 2007 |
| Summit Success | True |
| O2 Summary | Used |
| Route (lowercase) | n col-ne ridge |
Members
5 recorded members.
| Name | Sex | Year of Birth | Citizenship | Status | Residence | Occupation | |
|---|---|---|---|---|---|---|---|
| Takashi Ozaki | M | 1952 | Japan | Leader | Kameyama, Mie, Japan | Alpine guide | Details Other expeditions |
| Takeji Nakai | M | 1956 | Japan | Climber | Sayama, Saitama, Japan | Retired local government official | Details Other expeditions |
| Toshifumi Tojo | M | 1950 | Japan | Climber | Tsu, Mie, Japan | Retird school teacher | Details Other expeditions |
| Phura Chhiri (Phurba Chhiri) Sherpa | M | 1969 | Nepal | H-A Worker | Sakpharma, Lokhim-9, Solukhumbu | - | Details Other expeditions |
| Pasang Tamang | M | 1968 | Nepal | H-A Worker | Deusa, Solukhumbu | - | Details Other expeditions |
References
0 recorded references.