The original song was created by the talented Nashimoto-P. This lovely cover was done by melost, sung by Hashiyan and Amatsuki! PTA stands for Parent-Teacher Association.
English lyrics: vgperson
English lyrics for rap: Milsteegun 6615
Original: http://www.nicovideo.jp/watch/sm25673385
Original Youtube Link: https://www.youtube.com/watch?v=SmYhYxamTIs
◆Music:Nashimoto(mylist/11232206)
◆Arrange:Tanahashi "UNA" Nobuhito
◆Movie:Avacado6(mylist/28725264)
◆Rap:Hashiyan (mylist/16561544)
◆Vocals:Amatsuki(mylist/16016171)