Games like 星のなっちゃんE (星のなっちゃん Hoshi_no_Natchan_E)
Games like 星のなっちゃんE (星のなっちゃん Hoshi_no_Natchan_E) include Rogue Legacy, Dust: An Elysian Tail, Skul: The Hero Slayer, Mark of the Ninja, and Shovel Knight: Treasure Trove. We matched them by the tags players give 星のなっちゃんE (星のなっちゃん Hoshi_no_Natchan_E) on Steam (Action, Platformer, Side Scroller, 2D, and Fantasy): closest matches first, and among equally close ones the better-known games.

Rogue Legacy
Shared: Platformer · Action · 2D

Dust: An Elysian Tail
Shared: Action · Platformer · 2D

Skul: The Hero Slayer
Shared: Action · Indie · 2D

Mark of the Ninja
Shared: Platformer · Action · 2D

Shovel Knight: Treasure Trove
Shared: Platformer · Action · 2D

Hollow Knight
Shared: Platformer · 2D · Singleplayer

Broforce
Shared: Action · 2D · Platformer

Gravity Circuit
Shared: Action · Platformer · 2D

Shank
Shared: Action · 2D · Side Scroller

Deadlight
Shared: Platformer · Action · Side Scroller

Bloodstained: Curse of the Moon
Shared: Action · Platformer · 2D

Super Meat Boy
Shared: Platformer · 2D · Indie

My Friend Pedro
Shared: Action · Indie · Side Scroller

Mark of the Ninja: Remastered
Shared: Action · 2D · Platformer

ICEY
Shared: Action · Side Scroller · 2D

Eastern Exorcist
Shared: Action · Side Scroller · 2D

Monster Boy and the Cursed Kingdom
Shared: Action · Platformer · 2D

Geometry Dash
Shared: 2D · Platformer · Singleplayer

UnEpic
Shared: Platformer · Action · Indie

SANABI
Shared: Action · 2D · Singleplayer

Rayman® Legends
Shared: Platformer · Action · 2D

Hollow Knight: Silksong
Shared: 2D · Platformer · Indie

Ori and the Will of the Wisps
Shared: Platformer · Action · Singleplayer

Rogue Legacy 2
Shared: Platformer · Action · Indie