Kuro no Senki: Isekai Ten’i Shita Boku ga Saikyou na no wa Bed no Ue dake no You desu

Kurono Crawford (Chrono Crawford), a noble of Cepheus Empire had a secret. It was that he came from a Different world… Modern Japan. Having the knowledge about the modern weapons and his sense of values, he was an existence almost like a cheat, aiming to be the “Harem king”.