Here is the full list of all 31 Quickie: A Love Hotel Story achievements.
Earn the fifth star at Quickie Love Hotel in Shibuya.
Gift all Victoria items.
Earn the fifth star at Quickie Love Hotel in Harajuku.
Gift all Aria items.
Meet Victoria.
Meet Aria.
Gift all Toshiko items.
Gift all Sara items.
Gift all Reika items.
Gift all Mai items.
Earn the fifth star at Quickie Love Hotel in Akihabara.
Unlock Shibuya.
Meet Toshiko.
Gift all Satomi items.
Gift all Professor Belmont items.
Unlock Harajuku.
Earn the fifth star at Quickie Love Hotel in Roppongi.
Complete Satomi's Story.
Complete Professor Belmont's Story.
Unlock Akihabara.
Earn the fifth star at Quickie Love Hotel in Shinjuku.
Complete Reika's Story.
Meet Mai.
Unlock Roppongi.
Meet Sara.
Meet Professor Belmont.
Complete the Introduction!
Meet Reika.
Meet Satomi.
Complete Toshiko's Story.
Complete Sara's Story.