Kanpaku (Chief Advisor to the Emperor) Motohiro KONOE wrote "A Diary of Lord Motohiro" in which he sounded interested when he described how KIRA Kozukenosuke had been injured in a sword attack was remarkable ("Chinji, chinji" in Japanese), and Motohiro also wrote that when he had reported the incident to Emperor Higashiyama, the emperor "had conveyed the sense of happiness."
関白近衛基煕の日記「基煕公記」も吉良が刃傷されたことについて「珍事々々（ちんじちんじ）」とおもしろげに記しており、また基煕から東山天皇に報告された際、天皇の様子を「御喜悦の旨、仰せ下し了んぬ」と書いている。