Dr. Kitasano / Hatake Katayoshi (北与野博士 / きたよのはかせ) appeared in manga Volume 24d. He hasn't appeared in the anime. Among other things he invented a Time Machine.
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Dr. Kitasano and Shinnosuke.
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Dr. Kitasano / Hatake Katayoshi (北与野博士 / きたよのはかせ) appeared in manga Volume 24d. He hasn't appeared in the anime. Among other things he invented a Time Machine.