Shueisha Mirai Bunko 4-book set. * Himitsu no Toshokan! "Peter Pan ga Ippai!?" (Secret Library! "Lots of Peter Pans!?") * Himitsu no Toshokan! "Ningyo Hime" kara no SOS!? (Secret Library! SOS from "The Little Mermaid"!?) * Himitsu no Toshokan! Mayonaka no "Cinderella"!? (Secret Library! "Cinderella" at Midnight!?) * Kuro Neko Nanafushigi-bu!! (Black Cat Seven Wonders Club!!) There are no noticeable stains, and the books are in relatively good condition. There is a fold in a part of "Kuro Neko Nanafushigi-bu!!" (See image 3). Thank you for looking.