| Koibumi/Good Night | |
| Cover: | ELT_KoibumiGoodNight.jpg |
| Type: | single |
| Artist: | Every Little Thing |
| Album: | Crispy Park |
| Released: | December 15, 2004 |
| Genre: | J-pop |
| Length: | 9:56 ("Koibumi" and "Good Night" only) |
| Label: | avex trax |
| Prev Title: | Soraai |
| Prev Year: | 2003 |
| Next Title: | Kimi no Te |
| Next Year: | 2005 |
/Good Night" is the 28th single by the Japanese J-pop group Every Little Thing, released on December 15, 2004, and their sixth single to reach the top position at the Oricon chart.
Koibumi is used for one of the commercials of Nobel's Hachimisu Kinkan Nodo Ame candy and the movie Love Letter from Heaven while "Good Night" is used as the opening theme song of the PlayStation 2 Game, Tales of Rebirth. It peaked at first place in the Oricon Sales Chart for 18 straight weeks.