エリスの聖杯

From Author Wars - https://authorwars.com/books/erisunosheng-bei-3038572.html

Overview:

Title: エリスの聖杯
Author: 常磐くじら
Year: 2019
Type: Novels
Series: エリスの聖杯 / The Holy Grail of Eris
Number in Series: 1

Variant Titles:

2022. The Holy Grail of Eris 1