Crest of the Stars

From Author Wars - https://authorwars.com/books/crest-of-the-stars-2680959.html

Overview:

Title: Crest of the Stars
Author: 森岡浩之
Year: 2020
Type: Omnibuses
Series: 星界の紋章 / Crest of the Stars

Variant Titles:

2020. Crest of the Stars