Mt. Kobushigatake (甲武信ヶ岳)

Mt. Kobushigatake (甲武信ヶ岳 Kobushi-ga-take) is a 2,475-meter peak straddling the borders of Yamanashi, Saitama, and Nagano Prefectures. The mountain’s name is derived from the first characters of the old province names Kai (甲), Musashi (武), and Shinano (信). It is one of the 100 Famous Mountains of Japan.

When using public transport, the trailheads are Nishizawa Keikoku Iriguchi (Yamanashi side) and Azusayama bus stop leading to Moukidaira Trailhead (Nagano side). The out-and-back route from Nishizawa Keikoku Iriguchi is recommended.

*Timetable last checked: May 16, 2026

1. Going: Enzan Sta. → Nishizawa Keikoku Iriguchi

From Enzan Station on the JR Chuo Main Line, take the “Kubodaira / Nishizawa Keikoku Line” bus and get off at Nishizawa Keikoku Iriguchi.

Travel time: 1 hour
Fare: ¥1,220

Service period: Mid-April to late September (weekends & holidays), mid-July to mid-August (daily), October 1 to late November (daily)

Bus Timetable: Enzan Sta. → Nishizawa Keikoku Iriguchi

Reference: Yamanashi Kotsu Bus

2. Going: Shinano-Kawakami Sta. → Moukidaira Trailhead

From Shinano-Kawakami Station on the JR Koumi Line, take the Kawakami Village community bus bound for “Kawabatashita” and get off at “Azusayama.” From Azusayama bus stop, walk approximately 1 hour to Moukidaira Trailhead.

Travel time: 25 min (bus) + 1 hour (walk)
Fare: ¥550

Bus Timetable: Shinano-Kawakami Sta. → Azusayama

Reference: Kawakami Village Bus Timetable

3. Return: Nishizawa Keikoku Iriguchi → Enzan Sta.

From Nishizawa Keikoku Iriguchi, take the “Kubodaira / Nishizawa Keikoku Line” bus to Enzan Station.

Travel time: 1 hour
Fare: ¥1,220

Service period: Mid-April to late September (weekends & holidays), mid-July to mid-August (daily), October 1 to late November (daily)

Bus Timetable: Nishizawa Keikoku Iriguchi → Enzan Sta.

Reference: Yamanashi Kotsu Bus

4. Return: Moukidaira Trailhead → Shinano-Kawakami Sta.

Walk from Moukidaira Trailhead to Azusayama bus stop (approximately 1 hour). At Azusayama, take the Kawakami Village community bus bound for Shinano-Kawakami Station.

Travel time: 1 hour (walk) + 25 min (bus)
Fare: ¥550

Bus Timetable: Azusayama → Shinano-Kawakami Sta.

Reference: Kawakami Village Bus Timetable