2004 in anime
The events of 2004 in anime.
Accolades
At the Mainichi Film Awards, The Place Promised in Our Early Days won the Animation Film Award and Mind Game won the Ōfuji Noburō Award. Internationally, was nominated for the Annie Award for Best Animated Feature, the fourth consecutive year an anime was nominated for the award. Howl's Moving Castle was in competition for the Golden Lion at the 61st Venice International Film Festival.Releases
This list contains numerous notable entries of anime which debuted in 2004. It is not a complete list and represents popular works that debuted as TV, OVA and Movie releases. Web content, DVD specials, TV specials are not on this list.| English name | Japanese name | Type | Demographic | Regions |
| Agatha Christie's Great Detectives Poirot and Marple | TV | |||
| Aishiteruze Baby | TV | |||
| Akane Maniax | OVA | |||
| Alice Academy | TV | Shojō | ||
| Appleseed Movie | Movie | |||
| Beck | TV | |||
| Beyond The Clouds, The Promised Place | Movie | |||
| Black Jack | TV | |||
| Bleach | TV | |||
| Burst Angel | TV | |||
| Daphne in the Brilliant Blue | TV | |||
| DearS | TV | |||
| Desert Punk | TV | |||
| Destiny of the Shrine Maiden | TV | |||
| Diamond Daydreams | TV | |||
| Diebuster | OVA | |||
| Elfen Lied | エルフェンリート | TV | ||
| OVA | ||||
| Galaxy Angel X | TV | |||
| Gantz | TV | |||
| Movie | ||||
| Grenadier: Hohoemi no Senshi | TV | |||
| Gundam SEED Destiny | TV | |||
| TV | ||||
| Howl's Moving Castle | Movie | |||
| Initial D Fourth Stage | TV | |||
| Movie | ||||
| Kannazuki no Miko | TV | |||
| Koi Kaze | TV | |||
| Magical Girl Lyrical Nanoha | TV | |||
| Maria Watches Over Us | TV | |||
| Melody of Oblivion | TV | |||
| Midori Days | TV | |||
| Monster | TV | |||
| My-HiME | TV | |||
| Movie | ||||
| Movie | ||||
| Paranoia Agent | TV | |||
| Pretty Cure | TV | |||
| TV | ||||
| Samurai 7 | TV | |||
| Samurai Champloo | TV | |||
| Samurai Gun | TV | |||
| School Rumble | TV | |||
| Sergeant Frog | TV | |||
| Shin Getter Robo | TV | |||
| Space Symphony Maetel | TV | |||
| TV | ||||
| Tenjho Tenge | TV | |||
| Tweeny Witches | TV | |||
| Viewtiful Joe | TV | |||
| TV | ||||
| Yakitate!! Japan | TV | |||
| Yu-Gi-Oh! GX | TV | |||
| Yugo the Negotiator | TV | |||
| Zatch Bell Movie | Movie | |||
| Zipang | TV |