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