TVXQ's Yunho (U-KNOW) releases practice photo from Tokyo Dome concert... ”Let's do our best. For the best concert”

TVXQ's Yunho (U-KNOW) has released a practice verification shot. On the 21st, Yunho (U-KNOW) posted on his Instagram Stories, "Tour practice 20th
"D-4 READY until the anniversary ZoNE Tokyo Dome. There really isn't much left. Let's do our best. For the best performance ever."
In the published photo, Yunho (U-KNOW) is wearing a black bucket hat and taking a mirror selfie while making a peace sign.
Yunho (U-KNOW) catches the eye with his full-body shot, showing off his slender physique.
Meanwhile, TVXQ, which Yunho (U-KNOW) belongs to, will hold a 3-day concert on April 25th, 26th, and 27th, including April 27th, which is the anniversary of their Japanese debut.
An additional performance of "TVXQ 20th Anniversary LIVE TOUR ~ZONE~" will be held at Tokyo Dome.