Unlucky Skill "Patent Right" Makes Me Invincible in Another World With a High-Spec Beautiful Secretary!: If You Want to Use the Strongest Magic Monopolized by Me, a Mob Hero, You'll Have to Pay Patent Royalties!

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Fuguu Skill "tokkyoken" De Haisupe Bishoujo Hisho To Isekai Musou!: Mob Yuusha No Ore Ga Dokusuru Saikyou Mahou Wo Tsukaitai Nara, Tokkyo Shiyo-ryo Wo Itadakimasu