On July 27th, Cube Entertainment agency of 4Minute revealed that 4Minute would be available Japan single's No. 5 'Heart To Heart' and aggressive activities in Japan after the completion of Hyun Ah's solo activity. Relevant of original affiliation said on Star News that 4Minute will launch the single song 'Heart To Heart' Japan version on September 7th, and will start activities on the same day of release single and also concurrently do activities in both domestic and international markets.
'Mirror Mirror' and 'Heart To Heart' double title songs in 4Minute's No.1 Album that was launched in April of the past. It is very popular in the Japanese music industry as well.
Furthermore, 4Minute and artists under Cube Entertainment such as B2ST, G. NA are in during preparations for the concert 'United Cube Concert' which will be held on 14 August.
