He Established a Harem Army of Modern Weapons!?
Gun-Ota ga Mahou Sekai ni Tensei shitara, Gendai Heiki de Guntai Harem wo Tsukucchaimashita!?
軍オタが魔法世界に転生したら、現代兵器で軍隊ハーレムを作っちゃいました！？
Gun-Ota ga Mahou Sekai ni Tensei shitara, Gendai Heiki de Guntai Harem wo Tsukucchaimashita!?
軍オタが魔法世界に転生したら、現代兵器で軍隊ハーレムを作っちゃいました！？
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