Here is the full list of all 20 Hentai Breakout City achievements.
Start the game
Destroy the first block
Get the ball power up
Take the powerup of expansion
Hit green block
Hit blue block
Finish Eerie stage
Finish Annie stage
Finish Alice stage
Finish Jade stage
Unlock Annie stage
Unlock Alice stage
Unlock Jade stage
Destroy 5 blocks
Destroy 10 blocks
Destroy 20 blocks
Destroy 30 blocks
Destroy 40 blocks
Destroy 50 blocks
Open the gallery