Here is the full list of all 20 HuniePop 2: Double Date achievements.
Submit the secret code that unlocks this hidden achievement.
Select the "bottom" reward from Kyu for saving the universe.
Return the Nymphojinn to a satisfied slumber.
Collect enough fairy wings to summon the Nymphojinn.
Earn your first pair of fairy wings.
Earn your first pair of fairy wings within one in-game day.
Collect enough fairy wings to summon the Nymphojinn within 15 in-game days.
Return the Nymphojinn to a satisfied slumber on Incel/Femcel (Hard) difficulty.
Earn a 100% completion rate.
Earn a 100% completion rate on Incel/Femcel (Hard) difficulty.
Successfully complete 8 Alpha Mode dates.
Successfully complete 24 Alpha Mode dates.
Successfully complete a Non-Stop date of 8 or more rounds.
Successfully complete a Non-Stop date of 16 or more rounds.
Successfully complete a date with at least 20 moves remaining.
Successfully complete a date with both girls having maxed out passion, sentiment and stamina.
Successfully complete a date wherein the girls become exhausted or upset at least 8 times between them.
Earn 5000 or more affection from a single token match.
Select the "top" reward from Kyu for saving the universe.
Select the "middle" reward from Kyu for saving the universe.