Mount Iō: Day Trip from Tokyo (131 km) – Location & Nearest Station
Mount Iō is a mountain in Chino, Nagano Prefecture, about 131 km in a straight line from Tokyo Station. That distance puts it within day-trip range of Tokyo for most travellers, depending on train connections.

| Type | Mountain |
|---|---|
| Name in Japanese | 硫黄岳 |
| Location | Chino, Nagano Prefecture |
| Nearest station (straight line) | Umijiri Station – about 10.5 km |
| From Tokyo Station | about 131 km (straight line) |
| From Nagoya Station | about 163 km (straight line) |
| From Kyoto Station | about 262 km (straight line) |
| Elevation | 2,760 m |
| Coordinates | 35.99861, 138.36972 |
| Map | Open in Google Maps |
| Background reading | Wikipedia (English) |
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Read the Japan Town plan →Planning your visit
- The closest railway station by straight-line distance is Umijiri Station, about 10.5 km away. The most convenient station can be a different one, so check a route planner before you go.
- Distances on this page are straight-line figures calculated from map coordinates. Real travel time depends on the route and transfers.
- Opening days, hours and prices change. Please confirm them on the official website before you travel.
- Showing staff the Japanese name (硫黄岳) helps when you ask for directions.
Nearby places
- Mount Akaiwanoatama – Mountain, less than 1 km away
- Honzawa Onsen – Hot spring, about 1 km away
- Mount Minenomatsume – Mountain, about 2 km away
- Mount Yoko – Mountain, about 2 km away
- Mount Neishi – Mountain, about 2 km away
Source: location data from Wikidata (CC0). Distances are calculated by this website.