Last Piece - Kirari, GTO 1st ED
Pride - High and Mighty Color, GSD 2nd OP
Tobira no Mukou e - Yellow Generation, FMA 3rd ED
Stargazer ~Hoshi no Tobira~ - Satori Negishi, GS Stargazer 1st OP
Ichirin no Hana - High and Mighty Color, Bleach 3rd OP

there is alot more but i think these are my favorites.