源実朝　皇族将軍構想で朝廷と幕府の連携を図る　【清和源氏ミニ知識】

New channel 日本史オンライン講座: title sample judged 'whole' (A dedicated Japanese history teaching channel with lecture series, scholar-led seminars, and structured courses that ove); 0 of 3 sampled transcripts showed teaching, 0 not; titles picked one by one, checked strictly; oEmbed verified.