Hana to Ryū(華と龍) is a yaoi manga series created by Kazuma Kodaka in 1993. Designed as a doujinshi, Hana to Ryū follows Ryūji Kazama, the son of a dead yakuza boss, as he struggles to maintain a peaceful existence while dealing with harmful forces all around him. Hana to Ryū takes place in the universe of another Kodaka series Kizuna, taking place 10–15 years before Kizuna.