2026 Full-Day Course: Stargazing at Hoshi to Mori no Terrace

Hoshi to Mori no Terrace (星と森ノTERRACE) is an accommodation facility operated by Tsugu Kogen Green Park (つぐ高原グリーンパーク). Observatory sessions are limited to overnight guests, held in two sessions starting at 20:00 and 21:00 (each about an hour), guided by a stargazing guide. Day-trip use is not available. The facility is closed during the off-season (early December to early April). Accommodation rates start from 25,000 yen per person on Saturdays and days before holidays, and from 28,000 yen during Golden Week and Obon (including the observatory session and guide fee).