宏実 (Hiromi Rainbow) is a songwriter with 5 credits across their career. Best known for their work with Block B (블락비), 宏実 (Hiromi Rainbow)'s songwriting spans 4 tracks.
Block B (블락비)
4 tracks
John-Hoon
1 track
Block B
2 tracks
僕たち いつかまた・・・～Eternity～
2007
My Zone
JACKPOT (Japanese Version)
Toy (Japanese Version)
