Games like Gal*Gun Returns
Games like Gal*Gun Returns include Gal*Gun 2, Senren * Banka, Gal*Gun: Double Peace, ATRI -My Dear Moments-, and Doki Doki Literature Club Plus!. We matched them by the tags players give Gal*Gun Returns on Steam (Shooter, On-Rails Shooter, FPS, Visual Novel, and Arcade): closest matches first, and among equally close ones the better-known games.

Gal*Gun 2
Shared: On-Rails Shooter · Dating Sim · FPS

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

Gal*Gun: Double Peace
Shared: On-Rails Shooter · FPS · Dating Sim

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

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

Otaku's Adventure
Shared: Visual Novel · Dating Sim · Funny

魔女的夜宴
Shared: FPS · Visual Novel · Dating Sim

Maitetsu:Pure Station
Shared: FPS · Visual Novel · Anime

Apex Legends™
Shared: Shooter · FPS · Action

PUBG: BATTLEGROUNDS
Shared: Shooter · FPS · Action

Our Life: Beginnings & Always
Shared: Visual Novel · Dating Sim · Character Customization

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

Mirage Feathers
Shared: On-Rails Shooter · Shooter · Cute

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

Tricolour Lovestory
Shared: Visual Novel · Dating Sim · Anime

LoveChoice
Shared: Dating Sim · Visual Novel · Romance

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

Borderlands 2
Shared: Shooter · FPS · Action

Aokana - Four Rhythms Across the Blue
Shared: Visual Novel · Anime · Dating Sim

CLANNAD
Shared: Visual Novel · Anime · Dating Sim

BioShock Infinite
Shared: Shooter · FPS · Action

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

Paladins®
Shared: Shooter · FPS · Action

Aimlabs
Shared: Shooter · FPS · Action