After the controversial departure of former leader Jaebeom, the group's remaining members were withdrawn almost two months from their usual appearances in variety shows.

[6] Soon after, they released their second Korean album, Hands Up, which reached the number one spot on the Gaon Chart along with the title track.

Both of the group's follow-up Japanese singles, "I'm Your Man" and "Ultra Lover", also peaked at number four, while the latter became their first certified release in the country.

2PM reached the top spot on the Oricon Weekly Singles Chart for the second time in 2015 with "Guilty Love", which was included in their fourth Japanese album, 2PM of 2PM.

[7] 2PM topped the Gaon chart again with their sixth Korean album Gentlemen's Game, which spawned the promotional single "Promise (I'll Be)".