On March 22, Apink continued to organize “Pink Paradise” in Singapore at The MAX Pavilion. Jobros the one where the band gets back together shirt. The group also went to Shanghai to host “Pink Paradise” on May 30. March 28 Apink came to Vietnam to perform for the program “Music Bank in Hanoi. On April 19, the group released a four-year anniversary song to form the group with “Promise U” to give fans.  This song was composed by Eunji. This single has reached a high position at the end of all Korean music charts, although not promoted. The Japanese version of “LUV” scheduled to be released on May 20 will be their third Japanese single, with “Good Morning Baby” being a B-side.  The group performed the song for the first time at the “Girls Award 2015 Spring / Summer” in Tokyo on April 29 before its release. In July, Apink returned to the stage with the second studio album entitled Pink Memory produced by Shinsadong Tiger. Apink launched the MV Remember as the main song and then Petal. The songs are very suitable for summer. On August 22 and 23, Apink’s second concert called “Pink Island” was held at Jamsil Arena. More than 9,000 tickets were sold in a short time.