Emperor Tenmu issued the order concerning tactics and training for horse-riding to military officers, and horse soldier troops were enhanced based on the educational system through Taiho Ritsuryo (Taiho Code) and Yoro ritsuryo code (code promulgated in the Yoro period).
天武天皇は武官に対して用兵・乗馬の訓練に関する発令をし、大宝律令と養老律令を通じて学制で騎兵隊が強調された。