"The World's Finest Assassin Gets Reincarnated in Another World as an Aristocrat" aka., "Sekai Saikou no Ansatsusha, Isekai Kizoku ni Tensei Suru" (世界最高の暗殺者、異世界貴族に転生する) Anime adaptation announced.
https://twitter.com/kadokawasneaker/...39073168400385
https://ansatsu-kizoku.jp/