| Gachapin and Mukku | |
|---|---|
 Gachapin (left) and Mukku (right) | |
| First appearance | Hirake! Ponkikki (1973) |
| In-universe information | |
| Species | Dinosaur (Gachapin) Yeti (Mukku) |
| Gender | Male |
Gachapin (ガチャピン) and Mukku (ムック) are a pair of Japanese costumed characters. Gachapin is a bucktoothed green dinosaur, and Mukuu is a red Yeti. They first appeared in the 1973 Fuji TV children's television program Hirake! Ponkikki, and have subsequently appeared in a wide variety of other media.