 Beginning 2,000 years ago, the island shifted towards Yayoi and much of the Island's population shifted away from hunting and gathering and towards agriculture.The "Nihon Shoki", finished in 720 AD, is often said to be the first mention of Hokkaido in recorded history.According to the text, Abe no Hirafu led a large navy and army to northern areas from 658 to 660 and came into contact with the Mishihase and Emishi.