Ryuu, also known as Crying Dragon, is a mysterious man who often plays mahjong with gang members. He only wins by "ron" - a move in which one needs to wait for the opponent's tile to complete the win.
Episode 1
Episode 2
Episode 3
Minato's Laundromat
After-school Hanako-kun
Colorful Love ~My Androgynous Boyfriend~
Love After World Domination
The Masterful Cat Is Depressed Again Today
A Certain Scientific Accelerator
Suppli
My Home Hero
The Shiunji Family Children
The Red Ranger Becomes an Adventurer in Another World
SAINT SEIYA: Knights of the Zodiac
KENGAN ASHURA
Black Jack
Mieruko-chan
Yakuza Fiancé: Raise wa Tanin ga Ii
A Terrified Teacher at Ghoul School!
Rooster Fighter
Saki
The Skull Man
Doraemon