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