Games like Touhou 3D Dungeon
Games like Touhou 3D Dungeon include Black Myth: Wukong, Wolcen: Lords of Mayhem, Hades, Stellar Blade™, and Last Epoch. We matched them by the tags players give Touhou 3D Dungeon on Steam (Action, Action RPG, 3D Platformer, Singleplayer, and Hack and Slash): closest matches first, and among equally close ones the better-known games.

Black Myth: Wukong
Shared: Action RPG · Action · Singleplayer

Wolcen: Lords of Mayhem
Shared: Action RPG · Hack and Slash · Singleplayer

Hades
Shared: Action · Hack and Slash · Singleplayer

Stellar Blade™
Shared: Action · Hack and Slash · Singleplayer

Last Epoch
Shared: Action RPG · Hack and Slash · Action

ATLYSS
Shared: Action RPG · Action · 3D Platformer

Bastion
Shared: Action · Singleplayer · Indie

Hades II
Shared: Action · Hack and Slash · Action RPG

Grim Dawn
Shared: Action RPG · Hack and Slash · Singleplayer

God of War
Shared: Action · Singleplayer · Hack and Slash

Warhammer 40,000: Inquisitor - Martyr
Shared: Action RPG · Action · Hack and Slash

God of War Ragnarök
Shared: Action · Hack and Slash · Action RPG

Path of Exile
Shared: Action RPG · Hack and Slash · Singleplayer

Onimusha: Way of the Sword
Shared: Action · Singleplayer · Action RPG

Bloody Spell
Shared: Hack and Slash · Action RPG · Action

Spark the Electric Jester 3
Shared: Action · 3D Platformer · 3D

Sonic Adventure DX
Shared: 3D Platformer · Action · Singleplayer

Sonic Frontiers
Shared: 3D Platformer · Action · Singleplayer

Titan Quest II
Shared: Action RPG · Action · Hack and Slash

FINAL FANTASY VII REMAKE INTERGRADE
Shared: Action RPG · Singleplayer · Action

The Incredible Adventures of Van Helsing
Shared: Action RPG · Action · Hack and Slash

Phantom Blade Zero
Shared: Action RPG · Action · Hack and Slash

Fatekeeper
Shared: Action · Action RPG · Hack and Slash

Torchlight II
Shared: Action RPG · Hack and Slash · Action