2004 saw the anime Blade of the Phantom Master movie release based on the manga Shin Angyo Onshi by In-Wan Youn, Kyung-Il Yang released in 2001. Jouji Shimura was the director. Ko Otani composed music for Blade of the Phantom Master movie. The anime is filmed as a Action.

The Dragon Half OAV scenario was based on the manga Dragon Half by Ryuusuke Mita, Shinya Sadamitsu was the director. The Dragon Half OAV soundtrack belongs to Kouhei Tanaka also known for music to Bastard!! OAV and Hiatari Ryoko! Yume no Naka ni Kimi ga Ita movie. Like the manga, the anime is filmed as a comedy.

The anime Mahou Sensei Negima! Natsu OVA is filmed after the manga Mahou Sensei Negima!, Shin Oonuma was the director. Shin Oonuma who had filmed Mahou Sensei Negima! Haru ova was invited director of Mahou Sensei Negima! Natsu. Kei Haneoka composed music for Mahou Sensei Negima! Natsu OVA. The anime combines comedy, fantasy, romance.

Makoto Sato was the Hunter X Hunter: G I Final OAV director who relied on Hunter X Hunter by Togashi Yoshihiro. The music is written by Toshihiko Sahashi who also wrote music for Full Metal Panic! The Second Raid OAV, Hunter X Hunter TV and Hunter X Hunter OAV. The anime is filmed as a action with slight adventure, comedy, fantasy.

Kazuhiro Furuhashi was the Hunter X Hunter TV director who relied on Hunter X Hunter by Togashi Yoshihiro. Kazuhiro Furuhashi who had filmed Rurouni Kenshin TV, Samurai X: Reflection OAV and Samurai X: Trust & Betrayal OAV was invited director of Hunter X Hunter. Toshihiko Sahashi composed music for Hunter X Hunter TV. 62 series were released all in all, each lasting for 23 minutes. Like the manga, the anime is filmed as a action.