Games like ぶらんち☆でんせつ
Games like ぶらんち☆でんせつ include Momodora: Reverie Under The Moonlight, Celeste, Webbed, SANABI, and Gal Guardians: Demon Purge. We matched them by the tags players give ぶらんち☆でんせつ on Steam (Side Scroller, 2D Platformer, 2D, Action, and Platformer): closest matches first, and among equally close ones the better-known games.

Momodora: Reverie Under The Moonlight
Shared: 2D Platformer · Side Scroller · 2D

Celeste
Shared: 2D Platformer · Platformer · Pixel Graphics

Webbed
Shared: 2D Platformer · Cute · 2D

SANABI
Shared: Action · 2D Platformer · Pixel Graphics

Gal Guardians: Demon Purge
Shared: 2D Platformer · Action · Side Scroller

Katana ZERO
Shared: Action · 2D Platformer · Platformer

Broforce
Shared: Action · 2D · Platformer

Mina the Hollower
Shared: 2D Platformer · 2D · Platformer

Super Meat Boy
Shared: 2D Platformer · Platformer · 2D

Gravity Circuit
Shared: Action · Platformer · 2D

Planet of Lana
Shared: Action · 2D Platformer · Female Protagonist

NINJA GAIDEN: Ragebound
Shared: Action · 2D Platformer · Side Scroller

Skul: The Hero Slayer
Shared: Action · 2D · Pixel Graphics

Bloodstained: Curse of the Moon
Shared: Action · 2D · Side Scroller

30XX
Shared: 2D Platformer · Side Scroller · Platformer

20XX
Shared: 2D Platformer · Platformer · Action

Timespinner
Shared: Side Scroller · 2D Platformer · Female Protagonist

Freedom Planet
Shared: Platformer · Action · 2D

Shovel Knight: Treasure Trove
Shared: Platformer · 2D · Pixel Graphics

Anomaly Agent
Shared: Side Scroller · 2D Platformer · Platformer

Afterimage
Shared: 2D Platformer · Side Scroller · Female Protagonist

Blasphemous 2
Shared: 2D Platformer · Side Scroller · 2D

Shantae: Half-Genie Hero
Shared: Platformer · Side Scroller · Female Protagonist

SHINOBI: Art of Vengeance
Shared: 2D Platformer · Action · Platformer