The first chapter was serialized in the manga magazine Yuri Shimai under the title Voice, and the next three chapters were serialized in Comic Yuri Hime under the title Voiceful.

The bound volume, released in Japan on May 18, 2006, was also published under the new title.

Two shorts stories are included in the collected volume; "Someone Special", which originally appeared in the second issue of Yuri Shimai, and "Opening", which originally appeared in the first issue of Yuri Shimai.

[3] Kanae is an introverted high school girl who does not like to leave her home and as a result does not have any friends.

One day, they pass each other on the street, and Kanae recognizes Hina and says, "I wish you all the happiness in the world!"