Robot Detective (Season 1)
Robot Detective!Named K!!!
An supernatural Criminal incidents has happened in Japan, and the Police Inspection Office established a special scientific investigation room. The group leader is an old man who has been a police officer for 25 years, his name is Shiba Daizo, and a robot, K. An old policeman who did not trust robots, coupled with a robot with vast powers but no human feelings, launched a battle against the evil criminal organization.

The Murderous Salesman of the Bad Organization (Episode 1)
Air date: 1973-04-05
Runtime: 30 min
Overview: A recently released convict decides to betray his two partners to the BAD Organization over one billion yen in loot. Can Robot Detective K stop Bad Organization's mysterious "Murder Salesman" before he finishes his mission?

The Eye-Witness is a Zero (Episode 2)
Air date: 1973-04-12
Runtime: 30 min
Overview: Kuroda tries to abscond with the billion yen, leaving Bad Organization in the lurch. BAD is not fooled, however, and sends its "Debt Collector". Detective K must face this new robotic threat, while trying to prove himself a capable cop to Detective Shiba.

The Insanity Watch Scandal (Episode 3)
Air date: 1973-04-19
Runtime: 30 min
Overview: BAD Organization is at it again. This time it involves an industrial espionage scheme worth 100 million yen and a deadly new robot with magnetic powers. Is this new magnetic monster too strong for Detective K?

The Murderer Disappears in the Wall (Episode 4)
Air date: 1973-04-26
Runtime: 30 min

The Mystery of the Double Criminal (Episode 5)
Air date: 1973-05-03
Runtime: 30 min

The Terrifying Execution Machine!! (Episode 6)
Air date: 1973-05-10
Runtime: 30 min

The Overheaded Terror!! (Episode 7)
Air date: 1973-05-17
Runtime: 30 min

The Thunder Kills?! (Episode 8)
Air date: 1973-05-24
Runtime: 30 min

The Electric Chair Spy!! (Episode 9)
Air date: 1973-05-31
Runtime: 30 min

The Bad Organization's Massacre Strategy!! (Episode 10)
Air date: 1973-06-07
Runtime: 30 min

The Secret of the Bad Organization Base!! (Episode 11)
Air date: 1973-06-14
Runtime: 30 min

Aiming for the Mother! (Episode 12)
Air date: 1973-06-21
Runtime: 30 min

Emitting the Devilish Smoke in the Mind! (Episode 13)
Air date: 1973-06-28
Runtime: 30 min

Lighting Eyes of Terror!! (Episode 14)
Air date: 1973-07-05
Runtime: 30 min

Target is Atom Number 79?! (Episode 15)
Air date: 1973-07-12
Runtime: 30 min

Snatch Away from the Bad Organization!! (Episode 16)
Air date: 1973-07-19
Runtime: 30 min

The Demonic Suds in a Disappearance?! (Episode 17)
Air date: 1973-07-26
Runtime: 30 min

The Bad Organization's Frozen Strategy!! (Episode 18)
Air date: 1973-08-02
Runtime: 30 min

Pursuiting the Mystery in the Seas of Okinawa!! (Episode 19)
Air date: 1973-08-09
Runtime: 30 min

The Water Bomb Blimp to Tokyo! (Episode 20)
Air date: 1973-08-16
Runtime: 30 min

The Terrifying Elec-Heat Man: Mother Blows Up and Sinks!! (Episode 21)
Air date: 1973-08-23
Runtime: 30 min

The Terrifying Missile Man: The Bad Organization's True Colors!! (Episode 22)
Air date: 1973-08-30
Runtime: 30 min

Diving Man: Underwater of Terror (Episode 23)
Air date: 1973-09-06
Runtime: 30 min

Depth Charge Man: Scorching Strategy!! (Episode 24)
Air date: 1973-09-13
Runtime: 30 min

The Atrocious Gatling Man's Bad Organization Virus Strategy!! (Episode 25)
Air date: 1973-09-20
Runtime: 30 min

The Bad Organization: Dead in Mars!! (Episode 26)
Air date: 1973-09-27
Runtime: 30 min