Date Kazuyoshi (Sakai) is a detective on the Kanagawa prefectural police force. During the day, he is known as a "Buddha" for his gentle personality, pouring all of his energy into resolving each case. At night, however, he transforms into a cruel punisher as his gentleness gives way to his anger towards the criminals. The series poses questions about what justice and evil truly are. Tokyograph
Is Joker: Unforgiven Investigator on Netflix? Unfortunately this serie is not yet available on Netflix.
| Directing | Masato Hijikata | Director |
| Production | Hideki Inada | Producer |
| Directing | Junichi Ishikawa | Director |
| Production | Reiko Nagai | Producer |
| Writing | Shogo Muto | Screenplay |
| Directing | Junichi Tsuzuki | Director |
