Can anyone tell me the artists n song name of the following?

[Laiko]

Hikaru no Go first op
Hikaru no go 2nd op? i think? ep 48
Hunter x Hunter first op
Hunter x Hunter ova1 first op + 1st ending
Hunter x Hunter ova2 first op
FMA: 2nd ending

[Hellychan]

You'll find them there:

Hikaru no Go (http://www.animelyrics.com/anime/hikarunogo/)

Hunter X Hunter (http://www.animelyrics.com/anime/hunterxhunter/)

and FMA's 2nd ending is Tobira no Mukou e by Yellow Generation :)

[kara-kun]

Hikaru no Go 1st OP - 'Get Over' by Dream
Hikaru no Go 2nd OP - 'I'll be the One' by HAL
Hunter X Hunter 1st OP (TV Series) ---> 'Ohayou' by Keno
Hunter X Hunter 1st OVA OP ---> 'Pale Ale' by Kurosawa Kenichi
Hunter X Hunter 1st OVA ED ---> 'Carry On' by Kurosawa Kenichi
Hunter X Hunter 2nd OVA OP (Green Island) ---> 'Pray' by Wish
Full Metal Alchemist 2nd ED ---> 'Tobira no Mukou e' by Yellow Generation