2AM's concert tickets in Japan sold out within the first 10 minutes of sale.

2AM is scheduled to perform from January 24th to 29th, in total of 4 times in Tokyo, Nagoya, and Osaka to host '2AM 1ST JAPAN TOUR-Never let you go'. When the tickets opened up at 10AM of the 17th on Loson Ticket, Ticketfia, and other main Japan online reservation websites, they showed a remarkable progresss of all tickets selling out in 10 minutes.

Though they have yet to make their official debut in Japan, 2AM showed off their popularity through the amazing ticket power.

2AM is scheduled to release their debut single "Never let you go' recorded in Japanese on the upcoming January 11th, which includes the songs, I can't let you go even if I die, I'm sorry I can't smile, and etc...

To this fans responded "WOW, sell out! even before an official debut, that's crazy", "taking over Japan is only a matter of time", and etc...

On the other hand, 2AM is keeping busy with the upcoming concert 'Please take care of Christmas' taking place in Jamshil during 24th and 25th as well as promotion of concert and Japan single 'Never let you go'.