Ep. 77: The group reveals secrets about space travel during a carnival outing and a UFO arrival.
Aired on February 19, 2002

77
Morning news reports on Miyu's mother traveling to space. With time running out, Kanata and Momoka visit a carnival. Hikarigaoka and others learn the truth. Inside a ferris wheel, Kanata, Miyu, and Wanya inform Momoka that Wanya and Ruu are returning to space. Momoka and Ruu cry together as Ruu floats in the air. Miyu and Kanata share the secret with the rest of the group. At home, Wanya transforms and discovers how Miyu and Kanata live together. The group holds a small party before a Waru Waru UFO arrives.
Episodes
- Ep. 73 · Kanata eats biscuits that shrink her into a toddler and then a baby while lost in a bookstore.
- Ep. 74 · Miyu and Kanata investigate aliens at a temple and confront the super evil club on their spaceship.
- Ep. 75 · Miyu prepares chocolates for friends before Pepo eats them all on Valentine's Day
- Ep. 76 · School Festival Musical and the Return of Ruu-kun's Friends
- Ep. 77 · The group reveals secrets about space travel during a carnival outing and a UFO arrival.
- Ep. 78 · Ruu and Wanya Return Home While Kanata and Miyu Start a Family