A supernatural system allows people to take revenge by having other people sent to Hell via the services of a mysterious entity and her assistants who implement this system. Revenge, injustice, hatred, and the nature of human emotions are common themes throughout the series.

Rec is a Japanese manga about an aspiring voice actress by Q-Tarō Hanamizawa. A nine-episode anime adaptation by Shaft aired between February and March 2006; an original video animation episode was also produced.

Magikano is a manga series by Takeaki Momose, which was later adapted into an anime series, directed by Seiji Kishi and written by Hideki Mitsui. The anime series was also broadcast by Animax, who adapted and dubbed the series into English for broadcast across its English language networks in Southeast Asia and South Asia from February 2007, where the series received its English language premiere. ADV Films has licensed the rights for the North American release of Magikano on DVD for $65,000, and released the first volume on December 4, 2007. ADV Films' Anime Network began airing the anime on January 3, 2008 on their Subscription On Demand platform. On March 6, 2008 the anime began airing on their Free On Demand platform. In July 2008, the series became one of over 30 ADV titles to be transferred to Funimation.

Mukoujima Takurou is a lonely teenager who spends his time fishing at the pier and, to his incredible surprise, fishes up Muromi, a mermaid. Muromi first off doesn't realize she's a mermaid until she meets Takurou. Not only that, she is incredibly dense and crazy and has a drinking problem to top it off. Now every time Takurou goes fishing, Muromi appears and makes life interesting for him. Source: Mangaupdates Note: The first 2 episodes received a special pre-air at event. Regular TV airing started on April 7.