YOU SAID:

i went to the store with my penguin named mike

INTO JAPANESE

マイクという名前のペンギンと一緒に店に行きました

BACK INTO ENGLISH

I went to the store with a penguin named Mike

INTO JAPANESE

マイクという名前のペンギンとお店に行きました

BACK INTO ENGLISH

I went to a shop with a penguin named Mike

INTO JAPANESE

マイクというペンギンのお店に行ってきました

BACK INTO ENGLISH

I went to a penguin shop called Mike

INTO JAPANESE

マイクというペンギンショップに行ってきました

BACK INTO ENGLISH

I went to a penguin shop called Mike