Flower Comics
The manga was initially serialized in Shogakukan's "Bessatsu Shōjo Comic" magazine beginning in 1997. It transferred to "Monthly Flowers" magazine in 2002, concluding in May 2020. Shogakukan collected the individual chapters into 45 (collected volumes) published under its Flower Comics imprint. Watanabe also penned a spin-off chapter, , published in "Monthly Flowers" magazine in November 2020. In North America, "Kaze Hikaru" is licensed in English by Viz Media, originally serialized in their "Shojo Beat" magazine from July 2005 to September 2006 and currently published in print and digital volumes.