Here is the full list of all 17 Pleasure Climb achievements.
Complete Stage 01
Complete Stage 06
Complete Stage 12
Complete Stage 18
Complete Stage 24
Complete Stage 30
Reach every upgrade to the max
Unlock all Skills
Complete Hard Mode Stage 01
Complete Hard Mode Stage 06
Complete Hard Mode Stage 12
Complete Hard Mode Stage 18
Complete Hard Mode Stage 24
Complete Hard Mode Stage 30
Check the credits page
Unlock all scenes in the Gallery
Reach Combo 50