柊木サイ (Sai Hiiragi)

The strongest Oni x Yokai extermination! A secret school romantic comedy! "In a few years, the Minamoto family will be driven to ruin by a single Oni." Receiving this prophecy, Yoriteru Minamoto ventures into the Yokai realm to defeat the "Oni bearing the name Shuten." A Yokai realm where power is everything and the strong make the rules of the world. While hiding his own power and identity, the "strongest... (Source: Jump Toon, translated)