tsukigase bairin was first mentioned in " okina gusa ," which was written by kicho kanzawa in 1772 . 1772年に神沢其蜩が著した『翁草』において月ヶ瀬梅林が紹介された。
in shoin’s writing , yamagata was first mentioned in the letter written to misono kishi on november 12 , 1857 . なお、松陰の文章における山縣の初出は、安政4年（1857年）9月26日付の岸御園宛書簡である。
on the other hand , it was in 1449 that " the collection of tales of times now past " was first mentioned in other materials . 一方、『今昔物語集』が他の資料で見られるようになるのは1449年の事である。
apart from this , it was where the kangakukai (a place where study is encouraged ) contributed by yoshishige no yasutane at the end of heian period , was first mentioned . これとは別に、平安時代後期、慶滋保胤が尽力した勧学会が初出であるともいう。
however , he is first mentioned inj historical sources in relation to his military maneuvers in awa during the kanno disturbance , which had started as a feud within the ashikaga shogunal family . しかし、史料上の初見は足利将軍家の内紛から発展した観応の擾乱における阿波での軍事行動となる。
