Kosuke Hashimoto
Writing
Known For

Former hitman Ginya Yabuki (Riki Takeuchi) left the mafia and split somewhat contentiously with his longtime former partner. Years later, that same ex-partner has emerged as the head of a very dangerous crime syndicate and Yabuki is forced to confront his former partner, which may start an all-out war within the Tokyo Mafia.
Tokyo Mafia: Battle for Shinjuku

Riki Takeuchi stars in a yakuza film.
Hard Boiled

Oda is a cowardly and boring man, his only redeeming feature being his diligence. He continues to live with his wife, Ayane, but they can't seem to produce children and are troubled as to whether their relationship will survive. One evening Oda returns home to find a pair of blue toy handcuffs hanging on the doorknocker. Using them, Oda humiliates Ayane. Although bewildered at first, Ayane begins to respond, and Oda becomes increasing excited as he sexually assaults her. In truth, the blue handcuffs were Ayane's contrivance. There was a time in the past when she used to reach climax...
Diary of Beloved Wife: Devoted Wife

Fuyuko, a magazine reporter, receives information of a "Curse Dial". If you enter your name and phone number into the "Cursed Message Dial," and when you get an answer, tell the name of the person you want to kill within 10 seconds, and that person will die.
The Line

Saya has been kept under house arrest by her father, Genichi, and has never known the outside world. One day, she meets a female bondage artist, Shizuka, at a bondage show and falls in love with her techniques. She runs away from home to meet Shizuka, but Genichi notices her...
Female Bondage: Shizuka Raising

Shizuka, at rock bottom after losing her job and being abandoned by her fiancé, finds a new job at a publishing company that publishes SM magazines. At first, she is confused by this new world, but then she has a fateful encounter with a master bondage artist...
Female Bondage: Shizuka Awakening

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