‘EXO’ Kai unveiled his short hair a day before entering the training center. 

Kai posted a picture of his short hair on the fan communication messenger Bubble on May 10. Kai promised at an exclusive online and offline fan meeting on May 9 that he would "shave his hair and send pictures". 

Kai said, "It's cute", adding, "I like it more than I thought", "I love the feeling of my hair", he said, "I think it's my first time in my life. It is the first time that the wind has passed through my head", he said.

Kai announced his enlistment on May 3. "Kai was preparing for EXO's comeback scheduled for this year", SM Entertainment said. However, due to the recent change in the regulations of the Military Manpower Administration,He said, "I entered earlier than scheduled due to the change in regulations".

On May 11, he will undergo basic military training at the Army Training Center. After that, he will serve as a substitute for a social service worker. "I'll come back and show you a great performance".