Japan is an island country in East Asia. the gang has visited there on more than one occasion.
Scooby-Doo and Scrappy-Doo (first series)
What's New, Scooby-Doo?
Scooby-Doo (DC Comics)
They tried to protect a piece of the Dragon's Eye from a master thief there. The Dragon's Eye, Part 6: Scooby-Doo Dai Kaiju Tengu
The gang traveled there for a martial arts tournament and soon were caught up in the case of a Black Samurai.
They investigated a Samurai Ghost that was interfering with the building of a sports center.
- Scooby-Doo and Scrappy-Doo (first series)
- What's New, Scooby-Doo?
- Scooby-Doo! (DC Comics)
- DTV13. Scooby-Doo! And The Samurai Sword
- Scooby-Doo! and the Samurai Ghost