Okasa
Background
Okasa is a ninja master in Japan. He was trained by John Peter McAllister.
During the events of The Master: Season 1 Episode 1 Max played by Sho Kosugi
John goes to the airport to catch a plane. As he is about to leave, a car drives up with Okasa in it and Okasa hits John with a throwing star to the back, but John manages to get away. At the Clover Leaf bar, a fight breaks out and John's suitcase gets thrown and opens up. Sheriff Kyle starts going through his stuff and Man in Bar tells Max Keller that he heard John can take care of himself. Max confronts Sheriff Kyle and a fight breaks out. Later, John and Max go to Mr. Christensen's high-rise and Okasa is also in the building and takes off his disguise, revealing him to be the Man in Bar. John and Okasa fight and John wins and spares Okasa's life.
During the events of The Master: Season 1 Episode 4 Hostages played by Sho Kosugi
A car stops on the highway and Okasa watches John with binoculars. Later at a garden party, Okasa shows up at the party and pulls out a shuriken. Suddenly a helicopter hovers overhead. Terrorist/Waiter, Terrorist/Waiter, Terrorist/Waiter, Terrorist/Waiter, Terrorist/Waiter, and Terrorist/Waiter pull out weapons and disarm the security. Okasa manages to get away. Okasa throws a shuriken at John, but it misses. As John is getting ready in his motel room, he is attacked by Okasa. John then uses a smoke bomb to escape.