| Director: | Togorō Tsuchiya Ryō Kinoshita |
| Starring: | Masaya Oki |
| Country: | Japan |
| Language: | Japanese |
| Num Episodes: | 20[1] |
| Producer: | Hirokichi Okada |
| Company: | Toho |
| Runtime: | 45 min. |
| Channel: | Nippon TV |
is an action and comedy Japanese TV series starring Masaya Oki, originally broadcast on Nippon TV in 1979. The show won great popularity in its time.[2] [3] It is noted for the ad-libbing and jokes by the cast and staff.[3] [4]
Masato Asō was a detective at Nizuma police station but was forced to resign. He sets up an office in a building in Aoyama as a private detective. Asō solves various incidents taking advantage of his former profession. He is always trying to get a lot of money even in nearly illegal ways through work from clients. But eventually, it always ends up not working.[3] Each of Asō private detective office's members has their own profession, but helps Aso's investigation as a part-time job.[2] [5] They have unique nicknames.[2]