Ryōta Yamaguchi

Ryōta Yamaguchi (山口亮太, Yamaguchi Ryōta, born March 2, 1969) is a Japanese anime screenwriter often associated with Studio Deen, Toei Animation, and Sunrise.

He penned a number of scripts for Sunrise's anime TV series The Vision of Escaflowne, as well as writing the movie version, Escaflowne: A Girl in Gaea with director Kazuki Akane. He also worked on scripts for the 2002 Kanon anime television series.

His other major works include Ranma ½, Sailor Moon Sailor Stars, Cutey Honey Flash, Digimon Savers, DokiDoki! PreCure, and Blue Exorcist.

Anime

Television

series head writer denoted in bold
Madö King Granzört (1989): as Shizumu Higa
Mashin Hero Wataru 2 (1991): as Shizumu Higa
Mama wa Shōgaku 4 Nensei (1992)
Ranma ½ Nettohen (1992)
Super Zugan (1992-1993)
Shippū! Iron Leaguer (1993-1994)
Mobile Fighter G Gundam (1994-1995)
Zenki (1995)
Sailor Moon SuperS (1995-1996)
Kuma no Putaro (1995-1996)
The Vision of Escaflowne (1996)
Sailor Moon Sailor Stars (1996-1997)
Revolutionary Girl Utena (1997): as Noboru Higa
You’re Under Arrest (1993-1996)
Don’t Leave Me Alone, Daisy (1997)
Cutie Honey Flash (1997-1998)
Cowboy Bebop (1998)
Nightwalker: The Midnight Detective (1998)
Shadow Skill (1998)
Kocchi Muite! Miiko (1998-1999)
Hatsumei Boy Kanipan (1998-1999)
Chō Hatsumei Boy Kanipan (1999)
I’m Gonna Be An Angel! (1999)
Medabots (1999-2000)
Great Teacher Onizuka (1999-2000)
Hunter × Hunter (1999-2001)
Ghost Stories (2000-2001)
You’re Under Arrest 2 (2001)
UFO Baby (2001)
Kanon (2002)
One Piece (2002-2003)
Duel Masters (2002-2003)
Crush Gear Nitro (2003-2004)
Diamond Daydreams (2004)
Zukkoke Sanningumi Kusunoki Yashiki no Guruguru-sama (2004)
Tetsujin 28-go (2004)
Duel Masters Charge (2004-2006)
Mushiking: The King of Beetles (2005-2006)
Zoids: Genesis (2005-2006)
Project Blue Earth SOS (2006)
Happiness! (2006)
Digimon Data Squad (2006-2007)
Kono Aozora ni Yakusoku o (2007)
Zenmai Zamurai (2007)
Kyo Kara Maoh! Third Series (2008)
Psychic Squad (2008)
Hakuoki ~Shinsengumi Kitan~ (2010)
Blue Exorcist (2011)
DokiDoki! PreCure (2013-2014)
Gaist Crusher (2013-2014)
Shōnen Maid (2016)
Future Card Buddyfight Triple D (2016-2017)
Cardfight!! Vanguard Prime (2018-2019)
Saint Seiya: Saintia Shō (2018-2019)
Kochoki (2019)
Cardfight!! Vanguard Gaiden if (2020)
Catch! Teenieping (2021-)

OVAs

series head writer denoted in bold
Madö King Granzört: An Adventure Story (1992)
Ranma ½
- OVA (1993-1994)
- Special (1994-1995)
- Super (1995-1996)
- Nightmare! Incense of Spring Sleep (2008)
Tekken: The Motion Picture (1998)
Gosen Zosan e (1998-1999)
Oni-Tensei (2000)
Arcade Gamer Fubuki (2002-2003)
Mizuiro (2003)