「Goodbye Happiness – Hikaru Utada」Wiki
"Goodbye Happiness" is a song by Japanese singer-songwriter Hikaru Utada. It was released as the lead track from Utada's second Japanese compilation album, Utada Hikaru Single Collection Vol. 2, in November 2010. The song was commercially successful, topping Billboard's Japan Hot 100 chart in December 2010, and in January 2011 was certified gold by the RIAJ for more than 100,000 full-length downloads to cellphones.
(Wikipedia contributors. "Goodbye Happiness." Wikipedia, The Free Encyclopedia. Wikipedia, The Free Encyclopedia, 2 Sep. 2013. Web. 25 Apr. 2014.)