Lee Jong Hyun showed his fluent Japanese.
Lee Jong Hyun is recently casting as a mysterious character, Colin, in SBS drama 'Grace of Gentleman'.
Colin is a guy who came to Korea from Japan to find his father, and he approached Taesan(Kim Soo Ro), Dojin(Jang Dong-gun), Yoon(Kim Min Jong), Jung Rok(Lee Jong Hyuk) by getting close to Meh-ari(Yoon Jin Yi).
Coline is supposed to be a son of one of the four guys, and in a recent episode, he showed a scene where he talks with his mother in Japanese on the phone.
It is said that Lee Jong Hyun has been learning Japanese for a while with CN Blue members, and he said that what he learned in Japan became a great help.
Lee Jong Hyun said, "I studied hard and went through a great number of rehearsals for the short scene, and it feels great that many people are looking at me positively. I will keep doing my best."