After appointed as Sashoshi (assistant recorder of the left) and Sanhakase (official in charge of teaching mathematics and looking after mathematicians), Imao was allowed to move to Heian-kyo (the ancient capital of Japan at present-day Kyoto) in 853 and became a government official both in name and reality.
今雄が左少史兼算博士の職を与えられた後、853年平安京に移住を許され、名実ともに官人となった。