夜桜四重奏

From Author Wars - https://authorwars.com/books/ye-ying-si-zhong-zou-2306056.html

Overview:

Title: 夜桜四重奏
Author: 暁なつめ
Year: 2014
Type: Novels
Series: この素晴らしい世界に祝福を!
Number in Series: 4

Variant Titles:

2017. You Good-for-Nothing Quartet

Genres/Themes:

young-adult fantasy