エフタル
The Hephthalites, Ephthalites, Ye-tai, White Huns, or, in Sanskrit, the Sveta Huna, were a confederation of nomadic and settled people in Central Asia who expanded their domain westward in the 5th century. At the height of its power in the first half of the 6th century, the Hephthalite Empire controlled territory in present-day Afghanistan, Turkmenistan, Uzbekistan, Tajikistan, Kyrgyzstan, Kazakhstan, Pakistan, India and China.