Chao & Goku are a pair of characters appearing in the game Kirby's Dream Land 3. These two characters originated from the Japan-only game Yūyūki. They appear in Grass Land's fourth level. Goku needs to be reunited with Chao. In order to find Goku, in the third room after the Zebon shoots Kirby through the air, he should inhale the nearby Rocky to get the Stone ability. Kirby should break the bricks with the stone symbol. After that, he will need to fight the mid-boss Boboo. After it is defeated, a door will open and Kirby should get Goku. At the end of the level, Chao will give Kirby a Heart Star.