In any event, transfers or double assignments as an administration officer among gikan in Onmyoryo were quite common and many former or active gikan held the additional post of Onmyo no kami, or chief of that bureau as well, developing a characteristically strong technical government office from Nara to early Heian Period.
いずれにしても、陰陽寮における技官の行政官への転任や兼任は非常に多く、長官である陰陽頭も技官出身者や技官による兼務が数多く見られ、奈良時代から平安時代初期を通じて技術系の官庁としての色彩を強めた。