Okhotsk Tower Monbetsu (undersea observatory)

オホーツクタワー（氷海展望塔）

Monbetsu, Hokkaido, Monbetsu/Kaiyo ParkCool spots

Look into the sea through 11 windows on the seabed floor, or out from the 360-degree 3F deck. A free shuttle runs to the tower (from the car park, call for it by phone).

Address:

1 Kaiyokoen, Monbetsu, Hokkaido

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10:00-17:00 (last entry 16:30)

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¥1,000 adults, ¥500 junior high and under (from April 2026)

Details can change. Before you go, please check the official site for current hours and prices.