Ep. 49: Madame Tequila Adopts Zenigata to Guard the Black Pig Diamond
Aired on September 28, 1985

Madame Tequila, Mexico's wealthiest woman, possesses the Black Pig of Mexico, a black diamond targeted by Lupin. She tasks Inspector Zenigata with protecting the gem, concealing her secret ten billion dollar insurance policy on the item. Impressed by Zenigata's determined efforts to capture Lupin, Madame Tequila decides to adopt him as her heir. She insists on this arrangement without accepting refusal. The situation forces Zenigata to consider whether he must address Madame Tequila as his new mother. This unexpected familial bond complicates his ongoing pursuit of Lupin while he remains under the watchful eye of his wealthy new guardian.
Episodes
- Ep. 45 · Lupin's Gang Secures The Key But Loses The Safe To Rival Thieves
- Ep. 46 · Lupin III and Fujiko's Betrayal on a Deserted Island
- Ep. 47 · Goemon vows to help a sick boy recover his father's treasure map painting
- Ep. 48 · Lupin and Maria transport a fake diamond containing state secrets to Kingsland
- Ep. 49 · Madame Tequila Adopts Zenigata to Guard the Black Pig Diamond
- Ep. 50 · Lupin steals Soviet atomic submarine Ivanov from Arkhangelsk port for Bermuda treasure hunt