Aya Okamoto Miyuki (voice) Tōru Emori Gin (voice) Satomi Kōrogi Kiyoko, a newborn infant that was deserted in a dump. She is found by the three main characters on Christmas Eve, and Hana names her after the Japanese title of the traditional Christmas song "Silent Night." Shōzō Iizuka Ōta, a Yakuza boss who is found and saved by the three main characters when he becomes trapped under his car. As thanks, he invites them to his daughter's wedding, which leads to Miyuki's and Kiyoko's kidnapping at the hands of a Hispanic hitman. Seizō Katō Kaa-san (voice) Ryūji Saikachi The Old Man, a fellow homeless. He is discovered lying on the ground by Gin, and gives Gin a mysterious red bag before dying. Yūsaku Yara Miyuki's father, a police officer. He unexpectedly finds Miyuki, his daughter, at the very end of the film. Mamiko Noto Kiyoko, Gin's daughter (voice) Rikiya Koyama Shinrou (voice) Akio Ōtsuka Isha (voice) Hiroya Ishimaru Yasuo (voice) Hidenari Ugaki Additional voices Kōichi Yamadera The Taxi Driver, a chauffeur who aids Miyuki and Hana during the climatic car chase.