Junko Ohtsubo

Akazukin Chacha, or Red Hood Chacha, by Ayahana Min, is loosely (extremely loosely) based on Little Red Riding Hood. The main characters are: Chacha, a little red-hooded girl who is an incompetent magic user; Riiya, a werewolf boy...

Hideyuki Toyotomi used to be a normal person, but gets dragged into mahjong games by his three degenerate companions and constantly loses in spite of the tiles he draws. (Source: Giant Bomb)