Games like Asphyxia
Games like Asphyxia include Tricolour Lovestory, Magical Girl Witch Trials, Sweet Home, Volcano Princess, and Lucy -The Eternity She Wished For-. We matched them by the tags players give Asphyxia on Steam (Visual Novel, Indie, Female Protagonist, Simulation, and Anime): closest matches first, and among equally close ones the better-known games.

Tricolour Lovestory
Shared: Visual Novel · Anime · Simulation

Magical Girl Witch Trials
Shared: Visual Novel · Female Protagonist · LGBTQ+

Sweet Home
Shared: Visual Novel · Female Protagonist · LGBTQ+

Volcano Princess
Shared: Female Protagonist · Visual Novel · Anime

Lucy -The Eternity She Wished For-
Shared: Visual Novel · Anime · Story Rich

Florence
Shared: Indie · Female Protagonist · Romance

ATRI -My Dear Moments-
Shared: Visual Novel · Anime · Romance

Hatoful Boyfriend
Shared: Visual Novel · Female Protagonist · Anime

Mirror 2: Project X
Shared: Visual Novel · Female Protagonist · Anime

LoveChoice
Shared: Visual Novel · Romance · Story Rich

OPUS: Echo of Starsong - Full Bloom Edition
Shared: Visual Novel · Female Protagonist · Indie

NEKOPARA Vol. 1
Shared: Visual Novel · Anime · Singleplayer

Doki Doki Literature Club Plus!
Shared: Visual Novel · Anime · Romance

NEKOPARA Vol. 2
Shared: Visual Novel · Anime · Cute

Fox Hime Zero
Shared: Visual Novel · Indie · Anime

My Vow to My Liege
Shared: Female Protagonist · Visual Novel · Romance

Far Away
Shared: Visual Novel · Singleplayer · Female Protagonist

Marco & The Galaxy Dragon
Shared: Visual Novel · Female Protagonist · Anime

a new life.
Shared: Indie · Visual Novel · LGBTQ+

Long Live The Queen
Shared: Visual Novel · Female Protagonist · Anime

CLANNAD
Shared: Visual Novel · Anime · Romance

Senren * Banka
Shared: Visual Novel · Anime · Romance

VA-11 Hall-A: Cyberpunk Bartender Action
Shared: Visual Novel · Female Protagonist · LGBTQ+

1 to 1 humanoid edible toys
Shared: Visual Novel · Female Protagonist · LGBTQ+