銀ねず城の黒騎士団 (上)
From Author Wars - https://authorwars.com/books/yin-nezucheng-nohei-qi-shi-tuan--shang-2537055.html
Editions/Publications:
- Unknown. 銀ねず城の黒騎士団 (上) (Unknown, おときたたかお, メディアワークス, ISBN-10: 4840212856, 221 pages, Paperback, Novel)
From Author Wars - https://authorwars.com/books/yin-nezucheng-nohei-qi-shi-tuan--shang-2537055.html