Ep. 16: Kuro-chan Runs Away
Aired on January 15, 2000

16
Kotaro transforms a lamp into a small robot named Nana to serve as a household cleaner. Shortly after her creation, Nana decides to run away from home. Simultaneously, Kuro also leaves after getting into a fight with Matatabi. The two runaways eventually cross paths and meet. During their time together, Nana develops romantic feelings for Kuro. This episode explores the parallel departures of the robot and the cat, leading to an unexpected connection between them as they navigate their new lives outside their respective homes.
Episodes
- Ep. 12 · Dr Go encounters a relic that possesses him while Mi offers himself as a sacrifice
- Ep. 13 · Kotaro and Dunk flee while Kuro and Mi help them evade armed soldiers
- Ep. 14 · Dr. Go and Kotaro build a cyborg mouse that invades the city with an army of smaller mice.
- Ep. 15 · Matatabi arrives to confront Kuro, leading to a destructive battle between the old friends.
- Ep. 16 · Kuro-chan Runs Away
- Ep. 17 · A Major Snow Duel Involving a Cat from Kuro and Matatabi's History
- Ep. 18 · Kuro and Suzuki encounter firefighter Megumi and a robot that develops romantic feelings for her.
- Ep. 19 · Dr. Go and Kotaro create a self-replicating battle car that goes on a rampage, prompting Kuro and Mi to pursue it.
- Ep. 20 · Nana attempts to win Kuro's affection while Go sabotages the robot with a bomb.