Mt. Asama-kakushi (浅間隠山)

Nagano(長野)
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Mt. Asama-Kakushi-Yama is a 1,757m peak on the border of Higashi-Agatsuma Town in Gunma Prefecture and Tsumagoi Village in Nagano Prefecture. It is selected as one of Japan’s 200 Famous Mountains and Kanto’s 100 Famous Mountains.

The shortest course from the Asama-Kakushi-Yama Trailhead reaches the summit in about 1.5 to 2 hours. From the summit, you can enjoy a magnificent frontal view of Mt. Asama, and as the mountain’s name suggests (“the mountain that hides Asama”), its imposing presence and panoramic views are its greatest appeal. However, public transport access to the Asama-Kakushi-Yama Trailhead is limited, so this page introduces bus access to Shimizu (Asama-Kakushi Onsen-go) on the northeast side.

*Timetable last checked: May 22, 2026

2021/01 route restructuring: Direct Shimizu / Asamakakushi-Onsen-Go service discontinued

The Kan-etsu Kotsu “Oto Line” direct service to Shimizu / Asamakakushi-Onsen-Go was discontinued in the January 2021 restructuring. Current access requires transfer at “Sakaue” hub stop to the Rose Queen Kotsu “Sugao Line” (Higashiagatsuma Town community bus). The Sugao Line operates scheduled service only in the morning; daytime is demand-reservation (call 0279-26-3770 in advance). Please verify current times on the Higashiagatsuma Town public transit guide (Reiwa 8 / April 2026).

1. Going: Gunma-Haramachi Sta. → Shimizu

From the north exit of Gunma-Haramachi Station, take the Kan-Etsu Kotsu Bus (Odo Line) and get off at Odo or Sakaue bus stop. Transfer to Rose Queen Kotsu and get off at Shimizu bus stop.

Operating period: Year-round (weekdays only; no service on national holidays) / Travel time: 35 min / Fare: 200 yen flat rate within Higashi-Agatsuma Town (Kan-Etsu Kotsu section) + Rose Queen Kotsu section (please confirm)

Bus Timetable: Gunma-Haramachi Sta. → Shimizu

平日のみ運行
Gunma-Haramachi Sta. Shimizu
8:51 9:23
11:45 12:19
14:36 15:10

Reference: Kan-Etsu Kotsu Bus

2. Return: Shimizu → Gunma-Haramachi Sta.

From Shimizu bus stop, take the Rose Queen Kotsu bus and transfer to the Kan-Etsu Kotsu Bus (Odo Line) at Odo or Sakaue bus stop, then get off at Gunma-Haramachi Station.

Operating period: Year-round (weekdays only; no service on national holidays) / Travel time: 35 min / Fare: 200 yen flat rate within Higashi-Agatsuma Town (Kan-Etsu Kotsu section) + Rose Queen Kotsu section (please confirm)

Bus Timetable: Shimizu → Gunma-Haramachi Sta.

Shimizu Gunma-Haramachi Sta.
6:35 7:06
7:05 7:56
9:51 10:23
12:21 12:55
15:41 16:13

Reference: Kan-Etsu Kotsu Bus

Photo by Wikipedia

Hiking Course Details — Mt. Asama-kakushi (浅間隠山)

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Map & Recommended Route — Mt. Asama-kakushi (浅間隠山)

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