Games like Touhou: New World

If you finished Touhou: New World, the closest matches are Touhou Luna Nights, Touhou Koumakyou: The Embodiment of Scarlet Devil, Touhou: Scarlet Curiosity, Gensokyo Defenders and Touhou Tenkuushou: Hidden Star in Four Seasons. All 10 share its adventure genre and are ranked by how closely their themes and modes overlap.