The Boku wa Tomodachi ga Sukunai OAV scenario was based on the manga Boku wa Tomodachi ga Sukunai Plus by Yomi Hirasaka, Shouichi Taguchi, Hisashi Saito was the director. Hisashi Saito who had filmed Bamboo Blade TV, Heaven's Lost Property TV and Heaven's Lost Property: Project Pink OAV was invited director of Boku wa Tomodachi ga Sukunai. Tom-Hack composed music for Boku wa Tomodachi ga Sukunai OAV. The anime combines .

The anime Bokura ga Ita TV is filmed after the manga Bokura ga Ita, Akitaro Daichi was the director. Jun Abe wrote a soundtrack for the anime. The series consists of 26-minute episodes totaling to 26. The anime is filmed as a comedy with slight drama, romance, slice of life.

The anime Bokusatsu Tenshi Dokuro-chan Second OAV is filmed after the manga Bokusatsu Tenshi Dokuro-Chan, Tsutomu Mizushima was the director. Tsutomu Mizushima who had filmed Genshiken OAV and Bokusatsu Tenshi Dokuro-chan TV was invited director of Bokusatsu Tenshi Dokuro-chan Second. The anime is filmed as a comedy with slight magic, romance.

2005 saw the anime Bokusatsu Tenshi Dokuro-chan TV release based on the manga Bokusatsu Tenshi Dokuro-Chan by Masaki Okayu, Torishimo, Mitsuna Ouse released in 2005. Tsutomu Mizushima who had filmed Genshiken OAV was invited director of Bokusatsu Tenshi Dokuro-chan. The series consists of 13-minute episodes totaling to 8. It's a comedy series with magic, romance elements.

The anime Buso Renkin TV was released 3 years after the manga Busou Renkin release, Takao Kato was the director. Nobuhiro Watsuki is known for Busou Renkin and such works as Rurouni Kenshin. Kouhei Tanaka wrote music for Buso Renkin TV. Like the manga, the anime is filmed as a action.