Games like Chiruno Freezer

If you finished Chiruno Freezer, the closest matches are Touhou Luna Nights, Touhou: Scarlet Curiosity, Touhou Makuka Sai: Fantastic Danmaku Festival, MarisaLand Legacy and Yousei Daisensou: Touhou Sangetsusei. All 6 share its adventure genre and are ranked by how closely their themes and modes overlap.