Games like UDONGEIN X2

Udongein X2 is a 2D bullet hell platformer featuring an open world that takes place primarily in Gensokyo, the main setting of Touhou Project. More importantly... What would you do if you were invited to hell?

Udongein X2 is a 2D bullet hell platformer featuring an open world that takes place primarily in Gensokyo, the main setting of Touhou Project. More importantly... What would you do if you were invited to hell?
Picked to match UDONGEIN X2 on gameplay, themes, and feel.