語られざる譚詩曲

From Author Wars - https://authorwars.com/publications/yu-rarezarutan-shi-qu-551551.html

Overview:

Title: 語られざる譚詩曲
Author: 榊一郎
Year: 2005
ISBN-10: 4829117648
Publisher: 富士見書房
Pages: 247
Binding: Paperback
Type: Novel
Title Reference: 語られざる譚詩曲
Notes: Data from Amazon.co.jp
Cover and interior artist per front cover
Title translates as "The Chanted Ballad"