JapanAsia
Surugaya
Kusatsu Onsen, Gunma, Japan
Surugaya has traded in Kusatsu Onsen since 1935, and its signature item is Yokusei Kusatsu Onsen Happ, a bath powder made with the town's own hot-spring water for recreating the soak at home. The shop also prints original tote bags, towels and hand towels alongside its bath goods and souvenir sundries.
Best for — Kusatsu hot-spring bath powder (onsen happo) and original souvenir textiles
Kusatsu Onsen, Gunma, Japan
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✓ Personally verified — crawled twice, human-checked · July 2026 · no store paid to be here