Kou-1 desu ga Isekai de Joushu Hajimemashita  

Im a High Schooler, But I Became an Owner of a Castle in Another World, 高1ですが異世界で城主はじめました, ม.ปลายปี 1 ขอเป็นเจ้าปราสาท ณ ต่างโลก, I'm a High Schooler, But I Became an Owner of a Castle in Another World

Kiyokawa hiroto, a high school student in his first year, was accidentally called upon by an ancient map. as a result, he found himself tasked with eliminating a vampire that had been terrorizing the castle's lord. despite being initially hostile to him, hiroto befriended a girl from the mummy tribe and managed to capture the vampire with her help. however, his actions were soon misconstrued by the lord of the castle, who framed him for the crime. driven by ambition and a desire to become a lord himself, kiyokawa embarked on a journey to another world in pursuit of his fantasy!

Kou-1 desu ga Isekai de Joushu Hajimemashita has been published digitally in English as Im a High Schooler, But I Became an Owner of a Castle in Another World by Fantasista Inc. through Manga Planet since January 11, 2022.