Yosuke Hanamura is one of the protagonist's classmates. He moved to Inaba, six months before the latter. The father takes care of the chain management Junes Department Store.
He's a guy with a cheerful personality and he's the one who cheers up the whole party.
How to unlock the Confidant
The confidant with Yosuke Hanamura will be unlocked automatically on 12 April, so you just need to continue the story. His last day to improve the Social Link is the 27 November.