”2PM” releases the first making film of their 15th anniversary concert... That emotion (video included)

The making film of the group 2PM's 15th anniversary concert has been released. On the 12th, "2PM"'s official YouTube channel posted "2PM
15th Anniversary Concert〈It's 2PM〉 Making Film (1)
(EN/JP/TH/CN)” was posted.
The released footage includes footage of 2PM practicing in the practice room and filming posters and VCRs.
2PM celebrated their 15th anniversary since their debut and held 15th anniversary concerts in Korea and Japan.