Games like Otome the Exorcist
Games like Otome the Exorcist include Summer Memories, Ideology in Friction, Yokai's Secret, Mysteria ~Occult Shadows~, and Sakura Dungeon. We matched them by the tags players give Otome the Exorcist on Steam (RPG, Indie, Anime, JRPG, and Sexual Content): closest matches first, and among equally close ones the better-known games.

Summer Memories
Shared: Sexual Content · RPG · Anime

Ideology in Friction
Shared: RPG · Indie · Sexual Content

Yokai's Secret
Shared: Indie · Sexual Content · Nudity

Mysteria ~Occult Shadows~
Shared: Anime · Sexual Content · RPG

Sakura Dungeon
Shared: Anime · RPG · Sexual Content

Lilitales
Shared: RPG · Indie · Sexual Content

NALOGI
Shared: Anime · Sexual Content · Indie

Yarimono
Shared: RPG · Sexual Content · JRPG

The Chosen RPG
Shared: RPG · Anime · Indie

Bound by Love
Shared: RPG · Sexual Content · Anime

Seek Girl Ⅲ
Shared: Indie · Sexual Content · RPG

Tales of Berseria™
Shared: RPG · Anime · JRPG

NEKOPARA Vol. 1
Shared: Anime · Sexual Content · Nudity

Pretty Neko
Shared: Indie · RPG · Sexual Content

The Curse of Kubel
Shared: RPG · Indie · Sexual Content

Hyperdimension Neptunia Re;Birth1
Shared: Anime · JRPG · RPG

DEAD OR SCHOOL
Shared: Anime · RPG · Sexual Content

West Sweety
Shared: Sexual Content · Indie · RPG

Seed of Evil
Shared: RPG · Indie · Sexual Content

Muse Dash
Shared: Anime · Sexual Content · Female Protagonist

Liz The Tower and the Grimoire
Shared: RPG · Indie · Anime

Chevalier Historie
Shared: RPG · Indie · Anime

Kunoichi Botan
Shared: RPG · Indie · Anime

Recettear: An Item Shop's Tale
Shared: RPG · Anime · Indie