ウォルテニア戦記 XVII

From Author Wars - https://authorwars.com/books/uoruteniazhan-ji--xvii-3122888.html

Overview:

Title: ウォルテニア戦記 XVII
Author: 保利亮太
Year: 2020
Type: Novels
Series: ウォルテニア戦記
Number in Series: 17

Variant Titles:

2022. Record of Wortenia War XVII

Genres/Themes:

young-adult fantasy