He was about to chuckle when Yosuke's hand gave him a slow rub. A shudder went from his head to toes and he wouldn't mind if the touch was a bit rougher and faster but they are in no hurry.
His forehead leans against Yosuke's as his hand reaches the tip, flicking his thumb over it, before decisively moving back down. He makes sure that the grip is firm enough and hand positioned in the right way so that he doesn't leave any spot untouched.

He exhales shakily, locking their gaze:"Feels really good..."