Mount Horiyama
堀山
Hadano, Kanagawa · Elevation 943 m
Horiyama is a 943-meter peak in Hadano City, Kanagawa, on the middle stretch of the Okura Ridge leading to Tonodake, a principal summit of Tanzawa. It is a waypoint on the popular Omote-Tanzawa trail from Okura toward Tonodake and Tanzawasan, with the Horiyama-no-Ie mountain hut nearby. There are no views near the summit, and Komadome Chaya stands below it to the south.
Mount Horiyama at a glance
- Weather: The most settled day in the next 7 days is Fri, November 6: clear, gusts up to 8 m/s.
- Route: The shortest is Yabitsu Pass to Mount Tanzawa via the Omote Ridge and Okura Ridge: about 11 h 39 min, 19.8 km, about 1,560 m of climbing.
Mount Horiyama weather (hourly, 14 days)
Sunrise today 06:06, sunset 16:48
| Tue, 11/3 | Wed, 11/4 | Thu, 11/5 | Fri, 11/6 | Sat, 11/7 | Sun, 11/8 | Mon, 11/9 | Tue, 11/10 | Wed, 11/11 | Thu, 11/12 | Fri, 11/13 | Sat, 11/14 | Sun, 11/15 | Mon, 11/16 | Tue, 11/17 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Japan time | 15 | 17 | 19 | 21 | 23 | 1 | 3 | 5 | 7 | 9 | 11 | 13 | 15 | 18 | 21 | 0 | 3 | 6 | 9 | 12 | 15 | 18 | 21 | 0 | 3 | 6 | 9 | 12 | 15 | 18 | 21 | 0 | 3 | 6 | 9 | 12 | 15 | 18 | 21 | 0 | 3 | 6 | 9 | 12 | 15 | 18 | 21 | 0 | 3 | 6 | 9 | 15 | 21 | 3 | 9 | 15 | 21 | 3 | 9 | 15 | 21 | 3 | 9 | 15 | 21 | 3 | 9 | 15 | 21 | 3 | 9 | 15 | 21 | 3 | 9 | 15 | 21 | 3 | 9 | 15 | 21 | 3 | 9 | 15 | |
| Temperature | °C | 14° | 12° | 11° | 11° | 10° | 10° | 9° | 9° | 9° | 10° | 11° | 10° | 9° | 9° | 8° | 9° | 9° | 9° | 12° | 17° | 16° | 13° | 11° | 10° | 10° | 9° | 16° | 20° | 18° | 13° | 12° | 12° | 11° | 8° | 13° | 13° | 12° | 9° | 7° | 7° | 6° | 6° | 10° | 12° | 11° | 9° | 8° | 8° | 7° | 7° | 8° | 10° | 7° | 6° | 8° | 9° | 6° | 6° | 9° | 13° | 3° | 2° | 8° | 9° | 8° | 4° | 11° | 11° | 4° | 4° | 6° | 8° | 6° | 5° | 12° | 14° | 11° | 11° | 16° | 17° | 8° | 7° | 7° | 8° |
| Precipitation | mm | 0.2 | 0.3 | 0.3 | 1.0 | 2.2 | 6 | 10 | 17 | 15 | 2.5 | 1.2 | 0.2 | 1.5 | 0.4 | 0.8 | 0.5 | 0.3 | 1.0 | 0.1 | 0.2 | 0.1 | 10 | 24 | 0.7 | 0.1 | 0.2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| New snow | cm | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Snow depth | cm | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Wind | m/s | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 2 | 2 | 0 | 1 | 0 | 1 | 1 | 0 | 2 | 2 | 1 | 1 | 0 | 2 | 1 | 1 | 2 | 2 | 1 | 1 | 0 | 0 | 0 | 1 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 0 | 1 | 3 | 3 | 1 | 0 | 1 | 2 | 1 | 2 | 1 | 2 | 1 | 0 | 1 | 2 | 0 | 0 | 2 | 3 | 1 | 0 | 2 | 2 | 2 | 1 | 1 | 2 |
| Wind gusts | m/s | 5 | 5 | 3 | 2 | 3 | 4 | 4 | 5 | 5 | 6 | 6 | 7 | 7 | 7 | 7 | 8 | 8 | 10 | 11 | 11 | 8 | 5 | 4 | 4 | 5 | 5 | 5 | 7 | 8 | 6 | 5 | 4 | 8 | 7 | 5 | 6 | 6 | 6 | 4 | 4 | 4 | 3 | 4 | 8 | 7 | 5 | 4 | 4 | 5 | 5 | 5 | 7 | 7 | 6 | 6 | 7 | 7 | 6 | 14 | 15 | 9 | 6 | 5 | 9 | 7 | 6 | 6 | 7 | 6 | 4 | 4 | 6 | 6 | 3 | 8 | 13 | 11 | 10 | 7 | 8 | 7 | 7 | 5 | 6 |
| Wind dir. | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ||
Mount Horiyama hiking routes
- Yabitsu Pass to Mount Tanzawa via the Omote Ridge and Okura Ridge 19.8 km · Ascent 1,555 m Yabitsu pass (Bus stop) (parking) → Okura (Bus stop), Okura Parking
- Tanzawa Sanpo, a Long Traverse over Chains and Plank Bridges Linking Mount Tanzawa and Mount Tonodake 20.1 km · Ascent 1,853 m 三又路 (Bus stop) → Okura (Bus stop), Okura Parking
- Mount To–Mount Tanzawa–Mount Nabewari Circuit from Okura 23.5 km · Ascent 1,916 m Okura (Bus stop), Okura Parking
- Tanzawa Main Ridge Traverse from Nishi-Tanzawa to Okura 22.7 km · Ascent 2,241 m 西丹沢自然教室 (Bus stop) (parking) → Okura (Bus stop), Okura Parking
- Tanzawa Main Ridge Traverse from Yakeyama Trailhead to Okura 25.5 km · Ascent 2,123 m 伏馬田入口 (Bus stop) → Okura (Bus stop), Okura Parking
Hiking times are estimates calculated from the terrain.
Huts, campsites and lodging near Mount Horiyama
Mountain huts
- Komadome Chaya 2026: open all year · sleeps 33
- 作治小屋 2026: open all year · sleeps 40
- 新茅荘
- 新茅山荘 2026: open all year
- Hanatate Sanso 2026: open all year · sleeps 25
Campsites
- Ookurakougen tent site
- 滝沢園キャンプ場
- 表丹沢野外活動センター
- ミロクキャンプ場
- ユーシンロッジ
Mount Horiyama facts
- Elevation
- 943 m
- Location
- Hadano, Kanagawa
35.432819, 139.164028 - Website
- www.kankou-hadano.org
- Trail Map
- www.kankou-hadano.org
- Access Information
- www.kankou-hadano.org