Games like OZMAFIA!!
Games like OZMAFIA!! include 私のリアルは充実しすぎている フルボイス版, LoveChoice, Hatoful Boyfriend, ATRI -My Dear Moments-, and Amnesia™: Memories. We matched them by the tags players give OZMAFIA!! on Steam (Otome, Visual Novel, Female Protagonist, Romance, and Anime): closest matches first, and among equally close ones the better-known games.

私のリアルは充実しすぎている フルボイス版
Shared: Otome · Visual Novel · Female Protagonist

LoveChoice
Shared: Romance · Visual Novel · Dating Sim

Hatoful Boyfriend
Shared: Visual Novel · Female Protagonist · Otome

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

Amnesia™: Memories
Shared: Otome · Visual Novel · Female Protagonist

Volcano Princess
Shared: Female Protagonist · Visual Novel · Multiple Endings

Senren * Banka
Shared: Visual Novel · Dating Sim · Anime

Doki Doki Literature Club Plus!
Shared: Visual Novel · Anime · Dating Sim

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

Blood Code
Shared: Visual Novel · Female Protagonist · Romance

Tricolour Lovestory
Shared: Visual Novel · Dating Sim · Anime

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

Hakuoki: Kyoto Winds
Shared: Otome · Visual Novel · Female Protagonist

CLANNAD
Shared: Visual Novel · Anime · Romance

Magical Princess
Shared: Female Protagonist · Anime · Multiple Endings

Magical Girl Witch Trials
Shared: Visual Novel · Female Protagonist · Story Rich

Love Is All Around
Shared: Visual Novel · Dating Sim · Romance

Otaku's Adventure
Shared: Visual Novel · Dating Sim · Multiple Endings

Gaokao.Love.100Days
Shared: Visual Novel · Dating Sim · Romance

The Hungry Lamb: Traveling in the Late Ming Dynasty
Shared: Visual Novel · Multiple Endings · Dating Sim

If My Heart Had Wings
Shared: Visual Novel · Romance · Dating Sim

小白兔电商~Bunny e-Shop
Shared: Visual Novel · Anime · Dating Sim

BUSTAFELLOWS
Shared: Otome · Visual Novel · Female Protagonist

BAD END THEATER
Shared: Visual Novel · Multiple Endings · Story Rich