Ultraman Kids 3000: S1 E18 - Everything Is Round At Takkon Star Ultraman Kids 3000

Guts'n has finally had enough of Bal's bossy behavior, and flies off into space all alone. There, he is hit by a comet and is flung to a mysterious planet where he meets the six round-bodied Taccorin brothers. Guts'n is accused of abducting the youngest brother, Taccolorin, but...!