2018/03/17 Okunakayamakogen Ski Resort
OfficialBy: OkunakayamakogenResort · 2018-03-17
Okunakayamakogen Ski Area is a ski area in Iwate, Japan. The terrain spans roughly 621–869 m above sea level. The mapped ski area covers about 1.9 km². Within 2.5 km of the centre, the map shows 10 marked runs and 5 lifts, totalling about 6.1 km of piste. There is no settled snow at the moment — the season has not started here yet. Over the last three winters the ERA5 reanalysis gives it 208 cm of snowfall a season, 1009th (tied) of the 3,112 ski areas we measure worldwide. The model runs well below what resorts report, so the ranking is the meaningful part rather than the centimetre figure. 3 official live cameras are linked below. 34 other ski areas lie within 120 km. Snow figures and the Powder Score are recalculated every day.
Elevation range is estimated by sampling points across the ski area.
Powder Score v1.0.0
| Date | Snow | Temp | Wind |
|---|---|---|---|
| ☁️ 27 Sept | 0 | 11.5 / 18.2 | 11.1 |
| ☁️ 28 Sept | 0 | 12.7 / 20.2 | 14.2 |
| 🌤️ 29 Sept | 0 | 8.7 / 16.5 | 11.7 |
| 🌤️ 30 Sept | 0 | 6 / 17.5 | 12.1 |
| 🌦️ 1 Oct | 0 | 7.8 / 17.9 | 17.5 |
| 🌧️ 2 Oct | 0 | 5 / 10.3 | 23.8 |
| 🌦️ 3 Oct | 0 | 4.4 / 11.5 | 17.6 |
Counted from the runs and lifts drawn on OpenStreetMap, within the boundary of the ski area. These are not the resort’s own published figures.
94% of the vertical on the runs descends to the north or east. Those slopes get the least sun, so the snow lasts longer.
See past trail maps on Skimap.org ↗
Source: OpenSkiMap (© OpenStreetMap contributors, ODbL 1.0). How finely ski areas are drawn varies by region, so treat the counts as indicative. Vertical is the difference between the highest and lowest points of the mapped runs and lifts.
Road conditions decide whether you can get there at all. Check before you leave.
Footage remains the copyright of each operator. JAPANSNOWLINE neither stores nor redistributes it.
Appi and Hachimantai webcams & snow report — all 11 ski areas →
Videos remain the copyright of whoever filmed them. JAPANSNOWLINE stores no video and plays everything through the standard YouTube player.
More than we show here.
Measured by us across 3,112 ski areas by one identical method. These are not the resort’s own published figures.
The tick marks the median across the 395 Japanese ski areas. All four bars run the same way — longer is better.
The quality score deliberately excludes how much snow falls — it uses temperature, frequency, rain and wind. Snowing a lot and snowing well are different things.
Within 50 km straight line. Measured the same way, so the ranks compare directly. Ski areas a few kilometres apart share a weather grid cell and can return the same figure.
| Ski area | Distance | Seasonal snowfall | World rank |
|---|---|---|---|
| Tayama Ski Area (Hachimantai City) | 20 km | 302 cm | 477 |
| Appi Kogen | 23 km | 413 cm | 157 |
| Hachimantai Resort Panorama Ski Are | 28 km | 357 cm | 268 |
| Hachimantai Resort Shimokura Ski area | 29 km | 357 cm | 268 |
| Hanawa Ski Area | 32 km | 290 cm | 532 |
Month by month, the most snow falls in January. March brings 60% of January’s snowfall. That is a gentler fall than the median for ski areas in Japan (51%). For skiing, though, the amount matters more than the share: March brings 34 cm, less than the median of 45 cm.
Total snowfall from December to March recorded at the 奥中山 weather station — 4.7 km from this ski area, 315 m below its mid-slope.
| Three-season average | 450 cm |
| 2023/24 | 410 cm |
| 2024/25 | 570 cm |
| 2025/26 | 369 cm |
The figure calculated on this page is 208 cm.
A weather station is not a ski slope. We picked one at a similar elevation, but it stands in a valley or a village. More snow falls on the mountain above it. We have not tried to guess how much more.
Source: Japan Meteorological Agency historical records
1 hot spring sources with published analyses lie within 5 km of this ski area, nearest first (the hottest is 15 °C).
| Source | Distance | Temperature | pH | Type | Analysed |
|---|---|---|---|---|---|
| 七時雨山(荒沢)田代の湯 | 4.5 km | 15℃ cold | 6.1 neutral | — | — |
These are analyses of hot spring sources, not a list of baths you can visit. They date from 1910 to 2005, many from decades ago, so today’s temperature and chemistry may differ. Names are as recorded in Japanese. Temperature and pH bands follow Japan’s standard for analysing hot springs.
Source: processed from the hot spring analysis data in the Geothermal Information Database (GRES-DB), Geological Survey of Japan, AIST
Places within 20 km of this ski area, for a day off the slopes or an evening. Chosen from those most read about on Wikipedia, favouring places with an English Wikipedia article, and listed nearest first.
| Place | Type | Distance |
|---|---|---|
| Fudō Falls不動の滝 (八幡平市) | Nature | 10.6 km |
| Goshono Site御所野遺跡 | Historic site | 16.3 km |
| Nesori no dai keikaboku根反の大珪化木 | Nature | 17.4 km |
Based on the Japanese Wikipedia lists of sights in each prefecture, as compiled in travel-log-data (CC BY-SA 4.0). English names from Wikidata (CC0). The content of this section is available under CC BY-SA 4.0.
Where it sits relative to nearby resorts. For a piste map, see the official site.
Official piste map ↗1 properties on Rakuten Travel lie within 3 km of this ski area, listed cheapest first.
| Property | From | Rating | Distance | Getting there |
|---|---|---|---|---|
| ホテル奥中山高原 | ¥5,800 | 4.18 142 reviews | — | IGRいわて銀河鉄道 奥中山高原駅から車で10分 最寄駅から無料送迎有※要予約 |
Contains advertising · Property data by Rakuten Travel (Supported by Rakuten Developers)
1 places within 12 km of the slopes. Most of them do not take online bookings — open the map for contact details.
Accommodation data: OpenStreetMap
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Updated: 26 Sept 2026, 23:28