Toshihito Kumagai (熊谷俊人, Kumagai Toshihito, born 18 February 1978) is a Japanese politician who has served as governor of Chiba Prefecture since 2021.^[1]

Kumagai was born is Tenri, Nara in February 1978. Due to his father's work, the family consistently moved from prefecture to prefecture. He was affected by the Great Hanshin Earthquake in 1995 when he was a high school student. He said in an interview that this was the reason why he got interested in politics. He graduated on Waseda University's School of Political Science and Economics in 2001. He later joined the NTT Communications, where he was in charge of business integration and acquisition programs in the planning department.^[2][3]