Odasaku is a member from port mafia who doesn't kill people. At least not anymore, now he mostly chooses to safe them. In fact, he has saved a group of children who have their home at Odasaku's friend's home. Odasaku also wishes to become a writer, thats the main reason of why he doesnt kill. He likes spending time with his friends Dazai & Ango who drink with him at Lupin bar. Often he is slightly worried about Dazai who is much younger than him, but has really bad mental problems.