藤原頼通　隆姫女王との深い絆の一方、后がね不足から摂関家の危機を招く【日本史ライブ　朝の30分】

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.