Purchased at a bookstore, but only leafed through, so it's in almost new condition. No tears, writing, or page-turning creases. "Ah! So That's How It Is! Sex and Life" For Infants, Elementary School Students, and Adults Haruo Asai / Wakako Adachi / Hitomi Kitayama / Hisae Nakano / Megumi Hoshino / Makiko Katsube, Eidel Research Institute Price: ¥2000 + tax, Published 2021 (16th printing), with cover