Dadzai Osamu.

A young man with dark hair and a yellow hat appears in profile, blushing and looking down, then the scene cuts to a close-up of his face as he smiles faintly, followed by a shot of him adjusting his hair, then a close-up of his face with a serious expression, then a side view of him looking over his shoulder, and finally a close-up of his face in shadow as he looks down, all in a sequence of changing expressions and poses.