The day before its theatrical release in Japan, the official website for the anime film Whoever Steals This Book posted a special music video featuring the theme song "Share" sung by Japanese singer YUKI . The clip introduces various scenes depicted in the anime story, synchronized with the lyrics. Whoever Steals This Book Theme Song "Share" Anime Music Video As YUKI's 37th CD single, "Share" released in Japan on on December 17, ranking #12 with 3,308 units in Oricon's weekly single charts . YUKI artist photo RELATED: YUKI Releases Whoever Steals This Book Anime Film Theme Song Music Video The anime feature film adaptation of Nowaki Fukamidori's fantasy novel Whoever Steals This Book opens in Japan today on December 26, 2025. Daiki Fukuoka ( Yuki Yuna is a Hero: The Hero Chapter ) directs the film at studio Kagokan, with a script by Yasuhiro Nakanishi ( Toilet-bound Hanako-kun ), character designs and chief animation direction by Keiko Kurosawa ( ASTRA LOST IN SPACE ) and music by Michiru Oshima ( Anne Shirley ). Yuji Higa, who founded studio Kagokan, is credited as animation producer. Yen Press publishes an official English version of the light novel by Nowaki Fukamidori, as well as the manga adaptation, illustrated by Kekeru Sora, and describes the story as such: Descended from a long line of book collectors, high school student Mifuyu is surrounded by books in every aspect of her life. Her great-grandfather established the famous Mikura Hall, a library in the heart of town, and even the townspeople are all avid readers. There’s just one problem—Mifuyu hates books! But when a thief in Mikura Hall triggers an ancient curse, she’s left with no choice but to reclaim the stolen books herself…by entering the very stories she despises! With the help of the mysterious Mashiro, will she be able to restore her great-grandfather’s collection and save her town from a magical doom? Source: Whoever Steals This Book film official website
