Sakumo Saku Kodomo Mirai-kan (science/planetarium)

sakumo佐久市子ども未来館（科学館・プラネタリウム）

Saku, Nagano, Saku/IwamuradaCool spots

A 16 m dome with 142 seats facing one direction. Viewing tickets are bought at reception on the day, with no advance booking. Planetarium closed Jan 12-Feb 10, 2027.

Address:

1931-1 Iwamurada, Saku, Nagano

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9:30-12:30 and 13:30-16:30 (two sessions), closed Thu

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Adult: admission ¥500, planetarium ¥700, combined ¥1,000

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