Sadamitsu Usui

Оригінальне ім’я: 碓井貞光

Sadamitsu seems to like women to a high extent, in which is the primary reason for his will to fight. Sadamitsu also generally wields his two long swords which he uses with great skill. Sadamitsu, who claimed that he was a retired warrior, later joins Raikou and Tsuna's crew for truly unknown reasons. Sadamitsu called Raiko as always "Taisho" rather than Raiko-sama