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