時をかける少女

From Author Wars - https://authorwars.com/publications/shi-wokakerushao-nu-634699.html

Overview:

Title: 時をかける少女
Author: 筒井康隆
Year: 2006
ISBN-10: 4041305217
Publisher: 角川書店
Price: ¥440
Pages: 238
Binding: Paperback
Type: Novel
Title Reference: 時をかける少女
Notes: Data from Amazon.co.jp
This is the media tie-in release to go with the anime film
Labelled a 新装版 (shinsōban), basically a special edition