TWICEcoaster: LANE 2 is the reissue of Twice's third extended play (EP) Twicecoaster: Lane 1. It was released digitally and physically on February 20, 2017 by JYP Entertainment. It contains 13 tracks, including the lead single, "Knock Knock".

• Tracklist:
• "Knock Knock"
• "Melting" (Ice Cream 녹아요; Nogayo)
• "TT"
• "1 to 10"
• "Ponytail"
• "Jelly Jelly"
• "Pit-A-Pat"
• "Next Page"
• "One in a Million"
• "TT (Tak Remix)"
• "Like Ooh-Ahh (Inst.)" (OOH-AHH하게; Ooh-Ahh Hage)
• Cheer up (Inst)
• "TT (Inst.)"

Merry & Happy is the reissue of Twice's first studio album Twicetagram. It was released digitally and physically on December 11, 2017 by JYP Entertainment. It contains 15 tracks, including 2 new singles, "Heart Shaker" and "Merry & Happy".

• Tracklist
• Heart Shaker
• Merry and Happy
• Likey
• Turtle (거북이)
• Missing U
• Wow
• FFW (Fastforward)
• Ding Dong
• 24/7
• Look At Me (날 바라바라봐)
• Rollin'
• Love Line
• Don't Give Up (힘내)
• You In My Heart (널 내개 담아)
• Jaljayo Good Night (Jaljayo Goodnight/잘자요 굿나잇)