▁with ▁her ▁and ▁want ▁to ▁attract ▁Y um ek o . ▁Most ▁of ▁the ▁time ▁she ▁appears ▁to ▁be ▁confused . ▁Y um ek o ▁seems ▁to ▁be ▁in ▁touch ▁with ▁H att ori ▁sometimes . ▁Y um ek o ▁sees ▁H att ori ▁as ▁a ▁big ▁brother ▁and ▁Shin zo ▁as ▁a ▁little ▁brother . ▁She ▁is ▁also ▁seen ▁to ▁like ▁Ken ichi . ▁And ▁sometimes ▁people ▁mistake ▁her ▁relationship ▁with ▁H att ori ▁as ▁a ▁rom antic ▁one , ▁though ▁in ▁some ▁episodes ▁they ▁are ▁seen ▁to ▁show ▁rom ance . ▁She ▁is ▁also ▁known ▁to ▁play ▁piano ▁fairly ▁well ▁and ▁h ates ▁bell ▁pe ppers . ▁▁▁ ▁( voice : ▁Y ō ko ▁K aw an ami ) ▁One ▁of ▁Ken ichi ' s ▁teachers . ▁K oi ke - s ense i ▁has ▁a ▁cr ush ▁on ▁her . ▁The ▁subject ▁she ▁teach es ▁is ▁unknown . ▁Though ▁in ▁many ▁episodes ▁she ▁is ▁shown ▁teaching ▁the ▁class ▁music . ▁▁▁ ▁( voice : ▁T ada o ▁Fut ami ) ▁H att ori - k un ▁and ▁Shin zo ' s ▁father . ▁He ▁also ▁appear ▁in ▁P erman , ▁when ▁he ▁f ights ▁with ▁P erman . ▁▁▁ ▁( voice : ▁Jun pe i ▁Tak ig uch i , ▁drama ▁voice : ▁H iro ko ▁Mar uy ama ) ▁A ▁giant ▁t urt le ▁mon ster ▁nin ja . ▁He ▁and ▁H att ori ▁are ▁nin ja ▁partners . ▁▁▁ ▁( voice : ▁Is se i ▁Fut am ata