ヴァレリア・ファイル上

From Author Wars - https://authorwars.com/publications/vuareriahuairu-shang-562591.html

Overview:

Title: ヴァレリア・ファイル上
Author: 谷甲州
Year: 1999
ISBN-10: 4125005842
Publisher: 中央公論新社
Pages: 445
Binding: Paperback
Type: Omnibus
Title Reference: ヴァレリア・ファイル上
Notes: Data from Amazon.co.jp
Title translates as "Valeria File, Part 1", has "Valeria File Book 001" on cover.
Contains the first three novels in the series