to keep the teaching material up to date . あまり行われず
the ' underlying principle of national polity ' was required teaching material . 「国体の本義」は必須の教材であった。
which would become a scientifically valuable teaching material concerning this research so 学術的に貴重な教材となるものを 手に入れたので
in and after the edo period , he was praised as a loyal subject of the southern court and especially in regard to education under the kokuku shikan (emperor-centered historiography which is based on state shinto ), the loyal subject takanori kojima created great teaching material , which made him a national hero . 江戸時代以降、南朝の忠臣として讃えられ、特に皇国史観の下での学校教育において忠臣・児島高徳は絶好の教材となり、その結果、国民的英雄のひとりとなった。