Games like TOMOMI
Games like TOMOMI include ASTLIBRA Revision, Momodora: Reverie Under The Moonlight, Skul: The Hero Slayer, ENDER MAGNOLIA: Bloom in the Mist, and Broforce. We matched them by the tags players give TOMOMI on Steam (Action, Metroidvania, Action RPG, Side Scroller, and 2D): closest matches first, and among equally close ones the better-known games.

ASTLIBRA Revision
Shared: Action RPG · Side Scroller · Metroidvania

Momodora: Reverie Under The Moonlight
Shared: Metroidvania · Side Scroller · Pixel Graphics

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

ENDER MAGNOLIA: Bloom in the Mist
Shared: Metroidvania · 2D · Action RPG

Broforce
Shared: Action · 2D · Pixel Graphics

Gato Roboto
Shared: Metroidvania · Action · 2D

The Messenger
Shared: Metroidvania · Action · 2D

Gensokyo Night Festival
Shared: Action · Metroidvania · Pixel Graphics

Blasphemous
Shared: Metroidvania · 2D · Pixel Graphics

Lost Ruins
Shared: Metroidvania · Action · Pixel Graphics

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

Rabi-Ribi
Shared: Metroidvania · Cute · Pixel Graphics

Deaths Gambit: Afterlife
Shared: Metroidvania · Action · Pixel Graphics

Dead Cells
Shared: Metroidvania · 2D · Pixel Graphics

The Vagrant
Shared: Action · Metroidvania · 2D

Castlevania: Belmont's Curse
Shared: Action · Metroidvania · Action RPG

9 Years of Shadows
Shared: Metroidvania · Side Scroller · Action RPG

Momodora: Moonlit Farewell
Shared: Metroidvania · 2D · Side Scroller

Salt and Sanctuary
Shared: Metroidvania · Action · 2D

BLADECHIMERA
Shared: Metroidvania · Side Scroller · 2D

CARRION
Shared: Metroidvania · Action · Pixel Graphics

Blasphemous 2
Shared: Metroidvania · Side Scroller · Pixel Graphics

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

Afterimage
Shared: Metroidvania · Side Scroller · Action RPG