2026 Full-Day Starry Sky Course at Shirabiso Kogen Amanogawa (しらびそ高原 天の川)

This day centers on a guided stargazing session hosted by the lodge Amanogawa (天の川) on Shirabiso Kogen (しらびそ高原) in Kamimura, Iida City, Nagano Prefecture. Located on a plateau at an elevation of 1,918m, the stargazing session is, according to the official website, held on limited dates around the new moon. Please note that the lodge is closed during winter (December through March). Since the official website does not clearly state the start time, fee, or whether a reservation is required, please be sure to check and book in advance on the official website (https://shirabiso-amanogawa.com/).