Games like Touhou Adventure
Games like Touhou Adventure include Escape From Duckov, Demon Slayer -Kimetsu no Yaiba- The Hinokami Chronicles, Touhou Blooming Chaos 2, Tomb Raider Game of the Year, and Rabi-Ribi. We matched them by the tags players give Touhou Adventure on Steam (Action, Adventure, 2D Fighter, Action-Adventure, and Farming Sim): closest matches first, and among equally close ones the better-known games.

Escape From Duckov
Shared: Action · Adventure · Shooter

Demon Slayer -Kimetsu no Yaiba- The Hinokami Chronicles
Shared: Action · Adventure · Action-Adventure

Touhou Blooming Chaos 2
Shared: Action · Adventure · Bullet Hell

Tomb Raider Game of the Year
Shared: Action · Adventure · Action-Adventure

Rabi-Ribi
Shared: Bullet Hell · Action-Adventure · Anime

Rise of the Tomb Raider™
Shared: Action · Adventure · Action-Adventure

BlazBlue Entropy Effect
Shared: Action · Action-Adventure · Anime

Atomic Heart
Shared: Adventure · Action · Action-Adventure

永远消失的幻想乡 ~ The Disappearing of Gensokyo
Shared: Action · Bullet Hell · Adventure

Borderlands 2
Shared: Action · Shooter · Looter Shooter

Relic Hunters Zero: Remix
Shared: Action · Adventure · Looter Shooter

Necromunda: Hired Gun
Shared: Action · Adventure · Shooter

Grand Theft Auto V Legacy
Shared: Action · Adventure · Shooter

Revolution Ace
Shared: Action · Shooter · Shoot 'Em Up

SANABI
Shared: Action · Adventure · Action-Adventure

Far Cry® 6
Shared: Action · Action-Adventure · Adventure

BioShock Infinite
Shared: Action · Shooter · Adventure

REMNANT II®
Shared: Action · Adventure · Shooter

TouHou Makuka Sai ~ Fantastic Danmaku Festival
Shared: Action · Adventure · Bullet Hell

God of War Ragnarök
Shared: Action · Adventure · Action-Adventure

Saints Row The Third Remastered
Shared: Action · Adventure · Action-Adventure

Dungeon Munchies
Shared: Action · Adventure · Indie

Enter the Gungeon
Shared: Bullet Hell · Action · Adventure

OUTRIDERS
Shared: Action · Adventure · Looter Shooter