 " Taboo " ( capitalized as " TABOO " ) is a song by Japanese recording artist Kumi Koda , taken from her seventh studio album Trick ( 2009 ) . It was written by Koda , and co @-@ written and produced by Hiro . " Taboo " is a dance @-@ pop song that lyrically discusses several taboo subjects including sex and homosexuality . It contains numerous elements including electropop and hip @-@ hop , and employs use of vocoder . It was released as the second single from the album on October 8 , 2008 by Rhythm Zone . 
