エリスの聖杯4

From Author Wars - https://authorwars.com/books/erisunosheng-bei-4-3241674.html

Overview:

Title: エリスの聖杯4
Author: 常磐くじら
Year: 2022
Type: Novels
Series: エリスの聖杯 / The Holy Grail of Eris
Number in Series: 4

Variant Titles:

2023. The Holy Grail of Eris 4