| EP# | English title Japanese title | Air Date | |||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| J# | E# | Japan | |||||||||||||||||||||||||
| United States | United Kingdom | ||||||||||||||||||||||||||
| 557 | 552 | "Up Close and Personable!" (Research Release - The Legend of the Lake!) "Kenkyū Happyō, Mizūmi no Densetsu!'" (研究発表「湖の伝説」!) | August 14, 2008 | January 10, 2009 | March 15, 2009 |
| While at a Pokémon Academy, Ash, Dawn, Brock, Angie, and Conway find that their Pokémon are becoming hypnotized when they go near a lake. So they decide to go and investigate what's going on. | |||||
