j1 Kaidou has written at least 4 books. Their most popular book is 難攻不落の魔王城へようこそ ~デバフは不要と勇者パーティーを追い出された黒魔導士、魔王軍の最高幹部に迎えられる~ 2 with 1 save with an average rating of 4⭐.
#4 of 4 in Welcome to the Impregnable Demon King Castle (Manga)
2021 • 1 Reader • 4
#3 of 4 in Welcome to the Impregnable Demon King Castle (Manga)
2021 • 1 Reader • 4
#2 of 4 in Welcome to the Impregnable Demon King Castle (Manga)
2021 • 1 Reader • 238 pages • 4
#1 of 4 in Welcome to the Impregnable Demon King Castle (Manga)
2020 • 1 Reader • 203 pages • 4