DPA019: Clash! Hareta vs. Mitsumi!!

Clash! Hareta vs. Mitsumi!! (激突! ハレタVSミツミ!!) is the 4th chapter of Volume 4 of the Pokémon Diamond and Pearl Adventure! manga.

Synopsis
Hareta is still battling Mitsumi but Hareta has a hard time battling against Mitsumi, as Mitsumi is able to predict his moves. Hareta sends out more Pokémon to help him but they are quickly knocked out by Mitsumi's Pokémon. Hareta has no choice and decides to join the battle himself to win it.