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In all the series only the dress is changed. Ash doesn't grow up or does his maturity changes. What is the reason?

marked as duplicate by iKlsR, Logan M, Killua, JNat Nov 15 '13 at 19:44

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    Probably because it would drastically change the demographic of the show. In Digimon, they introduced new kids and aged out the old ones, whereas Pokemon thought keeping the original character was probably a better idea. – Killua Nov 15 '13 at 17:35

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