DPA010: Serious Training on Iron Island!!

Serious Training on Iron Island!! (こうてつじまで本格修業!!) is the 5th and final chapter of Volume 2 of the Pokémon Diamond and Pearl Adventure! manga.

Synopsis
Hareta goes to Iron Island to train there. As he just arrives there, he meets B-2 and has a battle against him. While battling, Hareta is saved by Riley and his Lucario. Riley gives Hareta an egg and Hareta runs off to train and catch new Pokémon. He and Riley meet B-2 again and they battle again while Hareta's egg has hatched.