Character profile
Jiro
ジローForrest
Biography
Jiro, also called Forrest, is Brock's younger brother and the second-oldest child of Flint and Lola.
Story spoilers
When Brock returns from Johto and finds the Gym taken over by his mother and her Water Pokémon, he decides to have Forrest run the Gym in his place. Brock's prized Onix helps Forrest, who raises it well enough that it eventually evolves into Steelix.
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