Here is the full list of all 36 Adorable Crush achievements.
Earn 1500 or more Affection in a single move while on date
Buy every date gift
Max all traits
Collect 200000 Lovecens
Unlock at least 4 collection
Get every girl drunk at least one time
Get a super token with 3 token matched
Give gifts to any girls 100 times
Finish final night date with every girls within 4 hearts
Finish final nightdate with every girl in hard mode
Create a 7 token matched without creating super token
Unlock every girl's preferences and details
Create a super token by 7 token matched
Read every story
Finish final night date with MASAMI
Reach 5 hearts with every girl
Successfully finish 25 date
Finish final night date with HINA
Successfully complete a date with at least 16 Moves remaining
Finish final night date with AKARI
Accumulate 40 Joy in one date
Finish final night date with NIKO
Use date gift 50 times
Get girl drunk and date with her
Unlock Masami
Finish final night date with SARA
Finish a final night date
Visit every locations
Successfully finish 10 date
Successfully finish 10 challenge date
Unlock Hina
Unlock Sara
Unlock Niko
Successfully finish the first date with any girl
Finish the prologue
Unlock Akari