Abingdon Boys School “Kimi no uta” (キミノウタ) PV sounds like T.M. Revolution since the main singer is Nishikawa Takanori who is TMR.  I guess it’s a lot cooler being a band then being a short solo dude artist.  They’ve got quite a few great anime theme songs starting with one for D Gray-man.

http://en.wikipedia.org/wiki/Abingdon_Boys_School
http://www.aabbss.com/
http://www.sonymusic.co.jp/Music/Arch/ES/abs/

Woopie search: abingdon boys school kimi no uta (click here if link dies)

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