I'VE BEEN LOOKING FOR THIS SONG ON YT FOR MONTHS!!! OH THANK HAVENS 

Janne Da Arc - Sakura

Janne Da Arc - Mobius

Song by Janne da arc, it was used for the cm of the first Megaman Battle Network game in japan, back in 2001.

Song made by Janne da arc for the cm of Megaman BN 2 on japan, back in 2001.