Toushirou Hitsugaya (日番谷 冬獅郎) is the 10th division captain of Soul Society's Gotei 13 (Or 13 Court Guarding Squads). His vice-captain ( Lieutenant) is Rangiku Matsumoto (松本 乱菊). Although he looks rather young, he acts very mature and often more mature than Matsumoto. His Zanpakuto, Hyorinmaru (氷輪丸) is said to be the strongest Ice-Nature Zanpuktō in all of the Soul Society. Toshirō Hitsugaya can release his Bankai without effort, this has given him names like prodigy or "boy genius" in the Gotei Protection 13. In Shounen Jump, the weekly publication that houses Bleach, there was a popularity contest for the characters of Bleach; Hitsugaya ranked number 1 amongst the many fans of the series. In Fact, There is now 48% More Toshirō in Bleach in the anime and Manga Then there was before his popularity grew to such a huge amount.