2026 Full-Day Course: Stargazing at the Observatory of Kagawa Prefectural Goshikidai Youth Nature Center (香川県立五色台少年自然センター 天体観測棟)

The ‘Star Viewing Meeting’ (星を見る会) is held a few times a year, with a capacity of about 25 people (a lottery is held if applications exceed capacity), and requires advance registration (online application or postcard). Fees are 380 yen for adults, 270 yen for high school students and younger, and 50 yen for children under 1 year old (insurance included). Dates are announced on the official website and official social media, so be sure to check both the schedule and the application deadline before planning your visit.