リクドウ (Series) favorite_border

[DeepL Translation - needs review] Volume 1 Introduction: Riku Akutsu, a boy who lost his father, meets Kyosuke Tokorozawa, a former boxer who collects debts. In this world filled with unreasonableness, what will people use to survive? Do they fight? This is the story of Riku Akutsu's unparalleled fist fight on the thorny path of life!　The boy has nothing. Except his fists.

(Translator: DeepL)