Here is the full list of all 35 Koi-Koi Japan Hanafuda playing cards achievements.
Get 5 successive wins.
Complete "Boar, Deer, Butterfly" Yaku.
Earn 20 points or more with 1 Stop.
Call Stop after your opponent calls Koi Koi.
Defeat opponent for the first time.
Complete "Red Ribbon" Yaku.
Form 5 Yaku or more in 1 round.
Complete "Blue Ribbon" Yaku.
Earn 10 points or more with 1 Stop.
Complete "Moon and Cup" Yaku.
Complete "Light Three" Yaku.
Call Koi Koi, form a new Yaku, and call Stop.
Form 3 Yaku or more in 1 round.
Complete "Cherry Blossom and Cup" Yaku.
Quit Tutorial Mode.
Win 10 times.
Win 100 times.
Win 500 times.
Get 10 successive wins.
Complete "Red and Blue Ribbons" Yaku.
Complete "Light Four" Yaku.
Complete "Rain Light Four" Yaku.
Complete "Light Five" Yaku.
Complete "Boar, Deer, Butterfly" Yaku 5 times.
Complete "Light Three" Yaku 10 times.
Complete "Light Four" Yaku 10 times.
Complete "Light Five" Yaku 10 times.
Complete all Yaku.
Defeat opponents from all areas in Collection Mode.
Collect each variety of postcard.
[Multiplayer]Quit Tutorial Mode.
[Multiplayer]Defeat opponent for the first time.
[Multiplayer]Win 10 times.
[Multiplayer]Win 100 times.
[Multiplayer]Earn 20 points or more with 1 Stop.