Masaki, a baseball player and gas-station attendant, gets into trouble with the local Yakuza and goes to Okinawa to get a gun to defend himself. There he meets Uehara, a tough gangster, who is in serious debt to the yakuza and planning revenge.
Beluga? Honda DJ-1 (1985-) http://www.honda.co.jp/news/1985/image/7_16.jpg
Previous main pic:
Honda CBR400RR [NC29] 1990 year model.
Suzuki RG250 "Walter Wolf"
Suzuki CL50 Love?
Honda Sky (1982-) http://www.honda.co.jp/news/1982/image/2821122.jpg