Games like 某天成为妹妹
Games like 某天成为妹妹 include Senren * Banka, ATRI -My Dear Moments-, Fox Hime, Doki Doki Literature Club Plus!, and NEKOPARA Vol. 0. We matched them by the tags players give 某天成为妹妹 on Steam (Casual, RPG, Dating Sim, Visual Novel, and Cute): closest matches first, and among equally close ones the better-known games.

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

ATRI -My Dear Moments-
Shared: Visual Novel · Cute · Casual

Fox Hime
Shared: Casual · Visual Novel · Anime

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

NEKOPARA Vol. 0
Shared: Visual Novel · Anime · Cute

Volcano Princess
Shared: RPG · Dating Sim · Visual Novel

Tricolour Lovestory
Shared: Dating Sim · Visual Novel · Casual

Fox Hime Zero
Shared: Visual Novel · Casual · Cute

他人世界末 On-looker
Shared: Dating Sim · Visual Novel · RPG

NEKOPARA Vol. 4
Shared: Visual Novel · Anime · Cute

NEKOPARA Vol. 1
Shared: Visual Novel · Anime · Dating Sim

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

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

The Murder of Sonic the Hedgehog
Shared: Visual Novel · Casual · Text-Based

Billionaire Lovers
Shared: RPG · Visual Novel · Casual

Crush Crush
Shared: Dating Sim · Anime · Cute

STORY OF SEASONS: Friends of Mineral Town
Shared: Casual · Dating Sim · RPG

Maitetsu:Last Run!!
Shared: Visual Novel · Casual · Cute

Sakura Spirit
Shared: Visual Novel · Dating Sim · Anime

NEKOPARA Vol. 3
Shared: Cute · Visual Novel · Dating Sim

Chinese Parents
Shared: Casual · RPG · Dating Sim

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

Vampires' Melody
Shared: Casual · Visual Novel · Dating Sim

LoveChoice
Shared: Dating Sim · Visual Novel · Cute