| Owner(s) | Doraemon |
| User(s) | Doraemon |
| Gadget-type | Machine |
| Debut | |
| Episode debut | Find the Concentration Machine (1979 anime) |
| Manga debut | A Concentration Machine (Doraemon+) |
The Rock-Paper-Scissors Training Machine is one of Doraemon's gadgets that first appeared in the manga chapter Doraemon+ (Plus) Volume 2, Chapter 14: A Concentration Machine, and its anime adaptation Find the Concentration Machine.
Functions[]
It is a machine used to practice rock-paper-scissors. Users can compete with the computer for rock-paper-scissors. However, the computer has strong capabilities and it is not easy to win, even for a user who has no actual fingers and has to rely on rock-paper-scissor sticks to play the game.