Sika Deer:

Sika Deer, also known as the Spotted Deer or the Japanese Deer (Cervus nippon) is a species of deer that is native to much of East Asia, and also introduced to various parts of the world. It was previously found from Vietnam to the south and Russia to the north. Their name comes from "shika"
(鹿), the Japanese word for "deer". The sika deer is not to be confused with the sitka deer, which is a subspecies of the mule deer, a distantly related species.