Kazuma Kiryu

Kazuma Kiryu (桐生一馬, Kiryū Kazuma) is the most recurring protagonist of the Yakuza series. He is featured as the main protagonist and playable character in Yakuza/Yakuza Kiwami, Yakuza 2/Yakuza Kiwami 2, Yakuza 3 and Yakuza 6. He is featured as one of multiple main protagonists and playable characters in Yakuza 0, Yakuza 4 and Yakuza 5.

His legendary accomplishments and ascent through the ranks of the Tojo Clan's Dojima Family, as well as the tattoo of a dragon on his back, have earned him the nickname "The Dragon of Dojima" (堂島の龍, Dōjima no Ryū). He was the fourth chairman of the Tojo Clan, and previously managed Morning Glory Orphanage.

= References = https://yakuza.fandom.com/wiki/Kazuma_Kiryu