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