Ep. 99: Megane faces fast-eating dragon Ryuu while Mendou plans a supermarket to bankrupt local restaurants.
Aired on February 8, 1984Filler

Megane works at a noodle shop where he encounters Ryuu, a fast-food customer dragon who eats quickly and demands free meals if unsatisfied. As other fast-food fighters arrive in Tomobiki, Megane grows increasingly concerned. The chaos stems from Mendou, who aims to open a supermarket to drive small family restaurants out of business. To settle the dispute, a contest is organized between Ataru and his friends against the fast-food fighters to decide the town's fate. This episode aired just before the theatrical release of the second film, Urusei Yatsura 2: Beautiful Dreamer.
Episodes
- Ep. 95 · Cherry narrates a Japanese fairytale mashup featuring Ataru and Lum as an elderly couple with Ten as their son
- Ep. 96 · Ryunosuke is blackmailed into a date with Shinobu to secure a bra she desires.
- Ep. 97 · Benten faces a challenge from three middle-school space girls who stole her chain.
- Ep. 98 · Ran attempts to clone Lum for revenge, but the plan fails unexpectedly
- Ep. 99 · Megane faces fast-eating dragon Ryuu while Mendou plans a supermarket to bankrupt local restaurants.
- Ep. 100 · Ataru and Mendou face madness while trapped in a flooding safe
- Ep. 101 · Ataru attempts to peek at the women's bath while Cherry accompanies him to the sento.
- Ep. 102 · Sakura encounters her childhood self after taking a mysterious pill from Cherry
- Ep. 103 · Ran receives video mail highlighting her unhappy childhood and past events