Naoya Abe, known by his pen name George Abe, was a Japanese author and former yakuza. Outside Japan, he is best known for writing the manga series Rainbow: Nisha Rokubō no Shichinin in collaboration with artist Masasumi Kakizaki. As a teenager, Abe became a member of the Ando-gumi yakuza family, and was later recruited by the Koganei-ikka.
