| In this case, the term refers to the period between the mid-Heian period (during and after the 10th century) and the Taira clan's administrative period, or before the Insei period (period of cloistered imperial rule). |
この場合には、平安中期（10世紀以降）から平氏政権期まで、もしくは下限を院政期以前とする。 |