天国へ行こう (Tengoku e Ikou)

Background
Kikuo's 7th VOCALOID song, an upbeat song about a couple committing suicide and going to heaven together. The lyrics describe the body disappearing, as well as how happy it would be to be together in heaven, just the two of you. It has entered the Hall of Fame and is included on the albums LIFEWORK and KikuoMiku.