第 1 巻 (全 12 巻): 凍牌(とうはい)-裏レート麻雀闘牌録 (Series) favorite_border

[DeepL Translation - needs review] Volume 1 Introduction: Money, women, organs... A man is said to be ravaging the back-rate mahjong parlors where lust is stirring. He is still only a boy, but he is called "K of Ice" by the underworld for his cool-headed thinking and cold, lustrous tiles, but it is rumored that he keeps a girl at home...

(Translator: DeepL)