スコップ無双

From Author Wars - https://authorwars.com/books/sukotsupuwu-shuang-2704482.html

Overview:

Title: スコップ無双
Author: つちせ八十八
Year: 2019
Type: Novels
Series: スコップ無双 / The Invincible Shovel
Number in Series: 1

Variant Titles:

2020. The Invincible Shovel, Vol. 1