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Touhou Defense Tale ~ AI Test in Touhou ~

About this game

Touhou Defense Tale ~ AI Test in Touhou ~ is a 2D tower defense game that combines tower merging mechanics with RTS-style unit control, set in the Touhou Project fan universe.

Summon towers, merge them into stronger units, and strategically reposition your forces in real time to withstand increasingly powerful enemy waves. Master unique fusion systems and unleash flashy skills in chaotic bullet-filled battles.

Features

  • Tower merging and upgrade progression system

  • RTS-style unit control and manual targeting

  • Unique EX / PH / Arcana fusion systems

  • Anime-style 2D visuals inspired by Touhou

  • Intense bullet-hell inspired combat

  • Replay-focused wave defense gameplay

  • Time Attack Leaderboard

Build your own strategy and protect the shrine’s offertory box from endless waves of enemies.

Clear all 80 waves as fast as possible and compete with other players for the best completion time. Optimize your tower composition, merge routes, and resource management to achieve the fastest clear time.

Achievements

View all 24
Supreme Judge of Paradise

Supreme Judge of Paradise

22.8%

Cleared the game 50 times in total.

Goddess of Hell

Goddess of Hell

22.8%

Cleared the game 75 times in total.

Resident of Gensokyo

Resident of Gensokyo

22.8%

Cleared the game 100 times in total.

Perfect and Elegant Maid

Perfect and Elegant Maid

24.0%

Cleared the game 30 times in total.

Half-Human of History and Knowledge

Half-Human of History and Knowledge

25.3%

Cleared the game 20 times in total.

Touhou Defense Tale ~ AI Test in Touhou ~

A 2D Touhou fan game combining tower defense, tower merging, RTS-style control, and chaotic bullet-filled battles. Merge Touhou characters, build your defense, and compete for the fastest clear time on the leaderboard.

Developer

식신공방

Publisher

식신공방

Release Date

27 June, 2026

Platforms