It seems to be taken at the beginning of October but was aired on 10/25 on Mnet Japan.
I couldn't stop smiling at him while I was watching this video.
He's really good-looking! Ah~~~ Super handsome boy.
Btw, I couldn't find the credit of translation of this video.
Please let me know if you have the information of it.
Video from sharonhuang83@YT