Pokémon: Diamond and Pearl · Battle Dimension arc
DP101 · Barry's Busting Out All Over!
ライバルトレーナー・ジュン登場！！
Synopsis
What happens.
Ash and his friends have returned to Hearthome City for Ash's fifth Gym battle. Ash runs off to the Hearthome Gym excited as his friends follow. As Ash steps up to the Gym's front doors, someone on the inside opens the door on Ash, knocking him and Pikachu down the stairs.
Synopsis adapted from Bulbapedia's DP101 entry, used under CC-BY-NC-SA 2.5.
Story arc · DP053-DP104
Battle Dimension.
Continues the gym challenge; Dawn enters Sinnoh Contests. Team Galactic's plot escalates; Mt. Coronet research begins. Includes the Pokémon Origins-style Spear Pillar setup.
Read the full Diamond & Pearl guidePokémon featured · 15
Who appears.
Linked entries open the species page on the Pokédex. Items without a sprite (alternate forms, regional variants, generic group references) fall back to a name pill.
More from this arc
Other episodes in Battle Dimension.
Episode synopsis from Bulbapedia, CC-BY-NC-SA 2.5. Editorial context (arc affiliation, cultural moments, character signatures) hand-verified May 2026. Pokémon, character names, and series titles © Nintendo, Game Freak, Creatures Inc., The Pokémon Company, OLM Inc. This is an unofficial fan reference.