Overview
The story tells the adventures of the boy, 21 emon, engaged in the management of a hotel belonging to his family for years. In his problems, 21 emons is helped by the robot Gonsuke and the little alien Monga.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 27 | 71 | |
 | 50 | August 1, 1994 (63) | |
 | 42 | 86 | |
 | 45 | October 20, 2016 (80) | |
 | 34 | 78 |