Games like 孤岛海妖 The Sea-demon
Games like 孤岛海妖 The Sea-demon include Magical Girl Witch Trials, Danganronpa V3: Killing Harmony, Danganronpa: Trigger Happy Havoc, Phoenix Wright: Ace Attorney Trilogy, and Danganronpa 2: Goodbye Despair. We matched them by the tags players give 孤岛海妖 The Sea-demon on Steam (Visual Novel, Mystery, Anime, Story Rich, and Detective): closest matches first, and among equally close ones the better-known games.

Magical Girl Witch Trials
Shared: Visual Novel · Mystery · Detective

Danganronpa V3: Killing Harmony
Shared: Visual Novel · Anime · Detective

Danganronpa: Trigger Happy Havoc
Shared: Visual Novel · Anime · Mystery

Phoenix Wright: Ace Attorney Trilogy
Shared: Visual Novel · Mystery · Detective

Danganronpa 2: Goodbye Despair
Shared: Visual Novel · Anime · Mystery

AI: The Somnium Files
Shared: Visual Novel · Mystery · Anime

Raging Loop
Shared: Visual Novel · Mystery · Story Rich

Far Away
Shared: Visual Novel · Story Rich · Anime

The Hungry Lamb: Traveling in the Late Ming Dynasty
Shared: Visual Novel · Story Rich · Anime

Lay a Beauty to Rest: The Darkness Peach Blossom Spring
Shared: Visual Novel · Mystery · Story Rich

The Wolf Among Us
Shared: Story Rich · Detective · Visual Novel

ATRI -My Dear Moments-
Shared: Visual Novel · Anime · Story Rich

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

Marco & The Galaxy Dragon
Shared: Visual Novel · Anime · Story Rich

Return to Shironagasu Island
Shared: Visual Novel · Mystery · Anime

Flowers -Le volume sur printemps-
Shared: Visual Novel · Mystery · Female Protagonist

Higurashi When They Cry Hou - Ch.1 Onikakushi
Shared: Visual Novel · Mystery · Anime

STEINS;GATE
Shared: Visual Novel · Anime · Story Rich

月に寄りそう乙女の作法
Shared: Visual Novel · Story Rich · Word Game

Threefold Recital
Shared: Mystery · Visual Novel · Detective

恋爱绮谭~不存在的夏天~
Shared: Visual Novel · Mystery · Anime

Senren * Banka
Shared: Visual Novel · Anime · Cute

Staffer Case: A Supernatural Mystery Adventure
Shared: Mystery · Visual Novel · Story Rich

The NOexistenceN of you AND me
Shared: Visual Novel · Anime · Story Rich