Portal:Anime and manga/Anniversaries/December/December 20

December 20:

Manga serialization Film releases OVA/ONA series Television series and specials
 * 1982 – Akira begins serialization in Young Magazine
 * 1975 – Grendizer
 * 1980 – Chō Ginga Densetsu
 * 1986 – Dragon Ball: Curse of the Blood Rubies
 * 1986 – Gegege no Kitarō: Crash!! The Great Rebellion of the Multi-Dimensional Yōkai
 * 1986 – Kinnikuman: Justice Supermen vs. Fighter Supermen
 * 1986 – Phoenix: Ho-ō
 * 1997 – Samurai X: The Motion Picture
 * 2003 – Kochira Katsushika-ku Kameari Kōen-mae Hashutsujo the Movie 2: UFO Shūrai! Tornado Daisakusen!!
 * 2008 – Theater Edition GeGeGe no Kitarō: Japan Explodes!!
 * 1984 – Lolita Anime IV: Hensokyoku
 * 1990 – Record of Lodoss War: The Sword of the Dark Emperor
 * 1991 – Madara (vol.2)
 * 1991 – 1995 Graffiti of Otaku Generation: Zoku Otaku no Video
 * 1991 – Ozanari Dungeon (vol.3)
 * 1991 – Future GPX Cyber Formula finishes airing on NTV
 * 1992 – The Bush Baby finishes airing on Fuji TV
 * 2003 – Mermaid's Forest finishes airing on TV Osaka and TV Tokyo