|Relatives||Yuzuki Teramitsu (Twin Brother)|
|Seiyuu|||CV =八代 拓 (Taku Yashiro)|
Haruhi is a young man with a slim built. He has blond hair styled into a mullet and bright blue eyes.
He is the complete opposite of Yuzuki, the more extroverted and talkative of the two like his band-mate, Akane. Has a brother complex due to being the younger one.