This is a Japanese-language illustration (art) book.
Lots of beautiful art of female characters, by a selection of artists: Matsumoto Noriyuki, Harada Takehito, Naruse Yuji, Tsurugi Yasuyuki, Sonobe Kazuteru, and many others! Lots of panty shots for those of you who want them, and lots of 'cute' for those of you who prefer that! 82 pages, soft cover.