Proper Japanese Title: サーティーガール
Originally serialized on the website 30girl.com, the first half of this material had originally been collected by Futabasha the year previous but the second half was first collected here. After these three volumes no more commercial books were released of the material, though more was released in dojinshi form.
— Description from Comic Vine community (comicvine.gamespot.com · https://comicvine.gamespot.com/30-girl/4050-47560/).
