Wayfinder Atlas

Lake Okutama

In Japanese: 奥多摩湖
Lake Okutama
Photo: Raita Futo from Tokyo, Japan / CC BY 2.0, resized

The reservoir of Ogochi Dam, completed in 1957 and still one of Japan's largest water-supply reservoirs, ringed by forested hills with cherry blossoms and autumn colors. A floating drum bridge crosses the lake.

Nearby

Travel times are rough estimates by car.

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Getting there
Nishi Tokyo Bus from JR Okutama Sta. to Okutama-ko, about 15 min
Fee
Free
Good to know
No boating on the lake. The floating bridge may close at some water levels. Visitor center (Mizu to Midori no Fureaikan) 9:30–17:00, closed Wednesdays
Time needed
1 h 30 min

Checked against the official Japanese website on 2026-10-15. Report outdated info