Takahashi's name is "Rumiko"

Ken's manners suck.  Interrupting a person in mid-sentence is very 
offensive behavior.

Who is this Karrini person, and why does she have Kyoko's dog?  

If she's Ken's aunt, why is she last-naming him?  Family members don't
"-san" each other. 

It's "Furinkan High"

"rapt" attention, not "wrapped" attention.

I have trouble believing the boy spend that much time in Little Tokyo
and never learned how to use chopsticks.  

Little known fact.  Milk frequently upsets the stomach of full grown 
cats.