The scholars of this period sought the origin of Mimana Nihon-fu in 'miyake' (Imperial-controlled territory) which is recorded in the Jingu section of "Nihonshoki" and believed that Mimana Nihon-fu politically and militarily ruled the Gaya region, which was also called Mimana region.
この時代の認識では、任那日本府の淵源を『日本書紀』神功紀にある「屯倉」に求め、任那日本府は伽耶地方＝任那地方を政治的軍事的に支配したとするものであった。