Games like ONIBITO KIKI
Games like ONIBITO KIKI include ICEY, Gal Guardians: Demon Purge, Momodora: Reverie Under The Moonlight, Your Only Move Is HUSTLE, and The Vagrant. We matched them by the tags players give ONIBITO KIKI on Steam (Action, 2D Fighter, 2D Platformer, Side Scroller, and 2D): closest matches first, and among equally close ones the better-known games.

ICEY
Shared: Action · Side Scroller · Anime

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

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

Your Only Move Is HUSTLE
Shared: 2D Fighter · Action · 2D

The Vagrant
Shared: Action · 2D · Side Scroller

ENDER MAGNOLIA: Bloom in the Mist
Shared: 2D · Action · Dark Fantasy

Bloodstained: Ritual of the Night
Shared: Action · Side Scroller · Anime

Afterimage
Shared: 2D Platformer · Side Scroller · Anime

Muse Dash
Shared: Cute · Anime · 2D

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

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

SANABI
Shared: Action · 2D Platformer · 2D

Touhou Hero of Ice Fairy
Shared: Side Scroller · Anime · Cute

Super Neptunia RPG / /
Shared: Action · Anime · 2D

DRAGON BALL FighterZ
Shared: Action · 2D Fighter · Anime

Vanguard Princess
Shared: 2D Fighter · Action · Anime

Phantom Breaker: Battle Grounds Classic
Shared: Action · Anime · Cute

DJMAX RESPECT V
Shared: Action · Anime · Cute

Castlevania: Belmont's Curse
Shared: Action · 2D Platformer · 2D

Ghosts 'n Goblins Resurrection
Shared: Action · 2D Platformer · Side Scroller

Nickelodeon All-Star Brawl
Shared: 2D Fighter · Action · 2D Platformer

MEGA MAN X DiVE Offline
Shared: Action · Side Scroller · 2D

YuuYuu Jiteki no Yuukarin
Shared: Action · Side Scroller · 2D

JoJo's Bizarre Adventure: All-Star Battle R
Shared: Action · Anime · 2D Fighter