Koigokoro
"Koigokoro" is a song by Japanese recording artist Nanase Aikawa from her second studio album Paradox. The track was composed by Tetsurō Oda and released as a single on October 7, 1996. It peaked at number 2 on the Oricon Singles Chart and was certified million by the Recording Industry Association of Japan.
Charts and certifications
| Charts | Peak position |
| Oricon Singles Chart | 2 |