Ichirō Ōkouchi

Ichirō Ōkouchi (大河内 一楼 Ōkouchi Ichirō?, born on 28 March 1968 in Sendai, Miyagi Prefecture) is a Japanese screenwriter and novelist. He is a graduate of Waseda University, School of Human Sciences.

In 2006, Ōkouchi collaborated with director Gorō Taniguchi for composing the story and script of the Sunrise original production, Code Geass: Lelouch of the Rebellion and its sequel Code Geass: Lelouch of the Rebellion R2 in 2008.

Anime

 * Turn A Gundam (Screenplay; 1999)
 * Angelic Layer (Series composition, screenplay; 2001)
 * Turn A Gundam II: Moonlight Butterfly (Screenplay; 2002)
 * Overman King Gainer (Series composition, screenplay; 2002)
 * Azumanga Daioh (Series composition, screenplay; 2002)
 * RahXephon (Screenplay; 2002)
 * Wolf's Rain (Screenplay; 2003)
 * Stellvia of the Universe (Screenplay; 2003)
 * Planetes (Series composition and screenplay; 2003)
 * Mahou Sensei Negima! (Series composition, overall plot and screenplay; 2005)
 * Eureka Seven (Screenplay; 2005)
 * Brave Story (Screenplay; 2006)
 * Code Geass: Lelouch of the Rebellion (Original story, series composition, screenplay; 2006–07)
 * Code Geass: Lelouch of the Rebellion R2 (Original story, series composition, screenplay; 2008)
 * Shigofumi: Letters from the Departed (Series composition, screenplay; 2008)
 * Magic Tree House (Screenplay; 2011)
 * Guilty Crown (Assistant series composition; 2011)
 * Berserk Golden Age Arc I: Egg of the Supreme Ruler (Screenplay; 2012)
 * Berserk: Golden Age Arc II: The Battle for Doldrey (Screenplay; 2012)
 * Berserk: Golden Age Arc III: The Advent (Screenplay; 2013)
 * Mobile Suit Gundam: The 08th MS Team: Battle in Three Dimensions (Screenplay; 2013)
 * Valrave the Liberator (Series composition, screenplay; 2013)
 * M3: The Dark Metal (Screenplay; 2014)
 * Space Dandy (Screenplay for episode 5; 2014)
 * Black Butler: Book of Circus (Screenplay; 2014)
 * Comet Lucifer (Screenplay; 2015)
 * Heavy Object (Screenplay; 2015-2016)
 * Kabaneri of the Iron Fortress (Series composition, screenplay; 2016)
 * Princess Principal (Series composition, screenplay for episodes 1 to 10; 2017)
 * Code Geas: Lelouch of the Rebellion I: Initiation (Screenplay; 2017)
 * Devilman Crybaby (Series composition, screenplay; 2018)
 * Code Geass: Lelouch of the Rebellion II: Transgression (Screenplay; 2018)
 * Hakumei and Mikochi (Screenplay for episodes 4 and 7; 2018)
 * Code Geass: Lelouch of the Rebellion III: Glorification (Screenplay; 2018)
 * Lupin the 3rd Part 5 (Series composition, screenplay; 2018)
 * Code Geass: Lelouch of the Re;surrection (Screenplay; 2019)
 * Fuse Teppō Musume no Torimonochō (Screenplay; 2019)
 * Seven Days War (Screenplay; 2019)
 * Sing a Bit of Harmony (Co-writer; 2021)
 * SK8 the Infinity (Series composition; 2021-present)
 * Mobile Suit Gundam: The Witch from Mercury (Series composition, screenplay; 2022)
 * Lupin Zero (Screenplay; 2022)
 * Spy x Family Season 2 (Series composition, screenplay; 2023)
 * Spy x Family: Code White (Screenplay; 2023)

Novels

 * Revolutionary Girl Utena 1: Ao no Sōjo (1998)
 * Revolutionary Girl Utena 2: Midori no Omoi (1998)
 * Martian Successor Nadesico: Ruri no Kōkai Nisshi (1998)
 * Martian Successor Nadesico: Channeru Ha Ruriruri De (1998)
 * Martian Successor Nadesico: Ruri A Kara B he no Monogatari (1999)
 * Mobile Suit Gundam: The 08th MS Team (1999)
 * Akihabara Dennō Gumi: Tsubame Hatsu Taiken!? Kurabu Katsudō Sentō Chū (1999)
 * Starbows (2001)
 * Chicchana Yukitsukai Sugar (2002)