Shichikashuku Dam Winter Illumination
Shichikashuku · 七ヶ宿ダム 監査廊
Dec 1, 2026 - Mar 31, 2027
🌈 Illumination
Shichikashuku
See official site
About this event
A winter illumination inside the inspection gallery of Shichikashuku Dam, the maintenance tunnel that runs through the dam body. Viewing is by reservation made at least a day in advance; closed weekends, public holidays and the New Year period.