Games like Major\Minor
Games like Major\Minor include Volcano Princess, LoveChoice, Emily is Away <3, Emily is Away Too, and Undertale. We matched them by the tags players give Major\Minor on Steam (Visual Novel, Indie, Adventure, Story Rich, and RPG): closest matches first, and among equally close ones the better-known games.

Volcano Princess
Shared: RPG · Choices Matter · Visual Novel

LoveChoice
Shared: Visual Novel · Story Rich · Choices Matter

Emily is Away <3
Shared: Indie · Choices Matter · Dating Sim

Emily is Away Too
Shared: Indie · Choices Matter · Story Rich

Undertale
Shared: Story Rich · Choices Matter · Indie

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

Far Away
Shared: Visual Novel · Singleplayer · Story Rich

Otaku's Adventure
Shared: Visual Novel · Indie · Adventure

Magical Princess
Shared: RPG · Choices Matter · Visual Novel

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

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

Road to Empress I
Shared: Visual Novel · Choices Matter · Story Rich

The Witcher 3: Wild Hunt — Remastered
Shared: Story Rich · RPG · Adventure

Mirror 2: Project X
Shared: Visual Novel · Singleplayer · RPG

Tricolour Lovestory
Shared: Visual Novel · Dating Sim · Indie

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

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

Tales of the Black Forest
Shared: Indie · RPG · Adventure

Fox Hime Zero
Shared: Visual Novel · Indie · Adventure

The Test
Shared: Story Rich · Simulation · Visual Novel

Growing Up
Shared: Story Rich · Choices Matter · Adventure

鬼谷八荒 Tale of Immortal
Shared: Singleplayer · RPG · Simulation

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

The Life and Suffering of Sir Brante
Shared: Story Rich · Visual Novel · RPG