"Siren" is a single released by Nana Kitade under the pseudonym Ruby Gloom. The title track "Siren" is being used as the theme song for the Japanese release of the Canadian animation Ruby Gloom. The limited edition of this single comes with a DVD. The single was produced by former Megadeth guitarist, Marty Friedman, who also produced her reworks of "Kesenai Tsumi", and Alice From her "Berry Berry Singles" Album.

The video features Nana Kitade dressed as the animated character Ruby Gloom performing with other characters from the series.

Note that the above stated video IS NOT the one on the DVD however. The above-mentioned video is what has been typically shown as a music video, on music channels, and is a shortened version of the song Siren.

The DVD included in the limited release CD+DVD set has a full length version of the song, with animated scenes from the TV series put together as a music video. (SECL 636)

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