Tadahiro Hizen is a sword warrior (Touken Danshi) in the game Touken Ranbu Online, which anthropomorphizes famous historical Japanese swords as attractive young men. Based on the real-life swordsmith Hizen no Kuni Tadahiro, he is depicted as a calm and reserved character with a sharp sense of duty and pride in his craftsmanship. In the game, he serves as one of the swords tasked with protecting history from evil forces, contributing both in battle and as a reliable member of the sword team.