is a Japanese detective television drama series broadcast on TV Asahi, produced by Asahi Broadcasting () and . It is the fifth drama co-produced by TV Asahi. It aired from April 14, 1978, to September 29, 1978. It was broadcast in one-hour episodes from 9 PM to 10 PM on Friday nights, for a total of 25 episodes.
The series is based on Georges Simenon's Jules Maigret. Although based on Maigret's stories, the setting of this drama takes place in Japan. Kinya Aikawa, chiefly known for his voice roles, plays Megure, a Japanese-born version of Maigret.
Tomomi Sato sang the series' theme song Toki no Nagareru Mama ni. She even sings it while playing the piano in an episode's scene.
The name Megure is the Japanese pronunciation for Maigret.
The series was praised by Georges Simenon himself, who especially praised Tomomi Sato's portrayal of "Madame Maigret", stating that she was the best "Madame Maigret" he had ever seen, even including those from French adaptations.
Inspector Juzo Megure from the manga Case Closed is named like the main character of this series.