▁sl im ▁man ▁who ▁serves ▁as ▁one ▁of ▁the ▁show ' s ▁central ▁protagon ists . ▁He ▁is ▁often ▁port rayed ▁as ▁the ▁smart est ▁gu y ▁in ▁the ▁city . ▁He ▁often ▁gets ▁into ▁trouble ▁along ▁with ▁Mot u ▁but ▁he ▁man ages ▁to ▁help ▁himself ▁and ▁Mot u ▁when ▁they ▁land ▁in ▁trouble . ▁He ▁always ▁advis es ▁Mot u ▁to ▁be ▁in ▁their ▁normal ▁track ▁and ▁thus ▁lead ▁a ▁" d anger - free " ▁life , ▁but ▁he ▁can ▁always ▁be ▁co ax ed ▁( or ▁forced ) ▁by ▁Mot u ▁into ▁helping ▁him . ▁He ▁dis lik es ▁sam osas ▁but ▁lov es ▁to ▁read ▁newsp apers . ▁It ▁is ▁also ▁believed ▁that ▁his ▁grand father ▁was ▁a ▁box ing ▁champion ▁and ▁had ▁a ▁reci pe ▁for ▁pro cur ing ▁extraordinary ▁strength , ▁which ▁is ▁later ▁discovered ▁by ▁Mot u . ▁He ▁we ars ▁a ▁yellow ▁t unic ▁with ▁orange ▁le gg ings , ▁brown - fr amed ▁glass es , ▁and ▁brown ▁sho es . ▁Dr . ▁J hat ka : ▁Dr . ▁J hat ka ▁is ▁an ▁ecc ent ric ▁scient ist . ▁His ▁acc ent ▁is ▁like ▁a ▁s ard ar , ▁so ▁he ▁is ▁referred ▁to ▁as ▁a ▁P un j abi . ▁His ▁invent ions ▁are ▁usually ▁very ▁impress ive ▁but ▁are ▁of ▁little ▁use ▁to ▁the ▁town spe ople . ▁In ▁fact , ▁more ▁times ▁than ▁not ▁they ▁end ▁up ▁landing ▁someone ▁in ▁trouble . ▁He ▁drives ▁a ▁yellow ▁flying ▁car .