D Gray Man is a gothic manga series by Katsura Hoshino. It was first serialized in 2004 in Weekly Shonen Jump (published by Shueisha under their Jump Comics imprint). It is an ongoing series and is currently up to 152 chapters. There is also a novel series called Reverse, authored by Kaya Kizaki, that tells the characters' backgrounds. As of November 6, 2007, VIZ has released the first eight volumes in the United States.The anime series began airing on October 3, 2006 in Japan and is still ongoing.

Tamaki Nami is a Japanese pop singer, known for her young age and her powerful dancing. Her career took off when she was selected out of 5,000, singing and dancing to Destiny's Child's "Survivor" in a Sony Music Japan Audition in 2003. She has various commercial tie-ins with Japan anime and games industry, and also have performed a stage musical as well as a movie.

Brightdown by Tamaki Nami, is the second opening Song of the anime series D Gray Man. It spans from episodes 26–51. Watch the opening here

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