Zaijian Countdown

Zaijian Countdown summary:

Akio Fujisawa was a quiet lonerobviously the total opposite of the sociable and confident Tingyu, a Chinese exchange student who joined his class. But when Tingyu revealed the insecurities behind that confident exterior, a friendship started to blossom. Fast-forward to years after graduation, and that friendship is still going strong. Tingyu's frequent visits to Japan keep their connection alive, all while Akio harbours some more-than-friendly feelings...