Okawa Hashizo as 'Young Lord', the unlikely sleuth sets out to untangle the riddle of what went on at the Inner Palace, where a young woman who had served the Shogun came home in fear for her life. Will the Young Lord uncover the truth of what went on at the Palace, and does it relate to a series of murders that have been occurring just before the festival?
Unfortunately the movie Case of a Young Lord 3 is not yet available on HBO Max.
| Writing | Masayuki Jo | Writer |
| Writing | Michihei Muramatsu | Screenplay |
| Directing | Kinnosuke Fukada | Director |
| Sound | Hideo Ozawa | Music |
