I mostly listen too bands like Coldplay, RHCP, Queen, Foo Fighters, NEEDTOBREATHE and Nirvana.
I love to listen to piano when I work, and these two channels have great anime OP, ED and OST's played on the piano if you're interested.
https://www.youtube.com/user/Animenzzz
https://www.youtube.com/user/TehIshter
And if you're into videogame music and like guitar you should check out this guy:
https://www.youtube.com/user/xtronzzzzz
I love to listen to piano when I work, and these two channels have great anime OP, ED and OST's played on the piano if you're interested.
https://www.youtube.com/user/Animenzzz
https://www.youtube.com/user/TehIshter
And if you're into videogame music and like guitar you should check out this guy:
https://www.youtube.com/user/xtronzzzzz