JoJo’s Bizarre Adventure Vol. 14 (Shueisha Bunko Edition) -Stardust Crusaders-

Jean Pierre learns the hard way that Alessi’s Stand, Sethan, has the ability to de-age anything simply by touching its shadow when he’s caught off guard and is turned into a child! But even in his younger form with a fuzzy memory and no recollection of Jotaro, he still fights on together with his Stand, Silver Chariot! Then, the group finally reaches Cairo!
This Shueisha Bunko Edition of Hirohiko Araki’s celebrated series includes chapters 205-219 of the original manga in a smaller pocket-size format.
Notice: This book is written in Japanese.