Kiko-chan's Smile (Japanese: きこちゃんすまいる, Hepburn: Kiko-chan Sumairu) is a Japanese manga series written and illustrated by Tsubasa Nunōra [ja].

It was serialized in Kodansha's josei manga magazine Be Love Pair, and later Be Love Parfait, from 1991 to 2001, with its chapters collected in five tankōbon volumes; the publisher first collected its chapters in two wideban volumes.

The series follows Kiko Ninomiya, a kindergarten student who has many features of a child prodigy, but at the same time displays bizarre habits and an odd personality.

Written and illustrated by Tsubasa Nunōra [ja], Kiko-chan's Smile was serialized in Kodansha's josei manga magazine Be Love Pair, and later Be Love Parfait, from 1991 to 2001.

[4][5] Kodansha first collected its chapters in two wideban volumes, released on October 5, 1993,[6] and March 7, 1995;[7] it later collected its chapters in five tankōbon volumes, released from February 9, 1996,[8] to February 9, 2001.