Portal:Anime and manga/Anniversaries/April/April 12
Film releases
OVA/ONA[disambiguation needed] series
- 1991 – Slow Step (vol.1)
- 2003 – Saint Seiya: Hades – Chapter Sanctuary (vol.13)
Television series and sepcials
- 1987 – Zillion begins airing on NTV
- 1988 – Transformers: Chojin Masterforce begins airing on NTV
- 1989 – Dragon Ball finishes airing on Fuji TV
- 1991 – High School Mystery: Gakuen Nanafushigi begins airing on Fuji TV
- 2023 - Oshi No Ko begins airing on various streaming sites