YOU SAID:

i hate it when i am walking and my dog throws a piano at me

INTO JAPANESE

歩いているときに犬がピアノを投げてくるのが嫌いです

BACK INTO ENGLISH

I hate it when my dog throws the piano when I'm walking.

INTO JAPANESE

散歩中に犬がピアノを投げるのが大嫌いです。

BACK INTO ENGLISH

I hate it when my dog throws the piano on my walk.

INTO JAPANESE

散歩中に犬がピアノを投げるのが大嫌いです。

BACK INTO ENGLISH

I hate it when my dog throws the piano on my walk.