Nagaoka City Science Museum (free entry)

長岡市立科学博物館

Nagaoka, Niigata, Nagaoka/SaiwaiCool spots

Free entry, no ticket to buy. An 8 m sea cow parent-and-calf model at the entrance; Nagaoka's strata, fossils, pottery and snow-country tools inside.

Address:

Inside Saiwai Plaza 1F, 2-1-1 Saiwaicho, Nagaoka, Niigata

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9:00-17:00 (entry until 16:30), closed 1st/3rd Mon (next day if holiday) and Dec 28-Jan 4

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Free

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