YOU SAID:

my cat died cos, my parents killed it

INTO JAPANESE

私の猫はcosで死んだ、私の両親はそれを殺した

BACK INTO ENGLISH

My cat died in cos, my parents killed it

INTO JAPANESE

私の猫はコスで死んだ、私の両親はそれを殺した

BACK INTO ENGLISH

My cat died in Kos, my parents killed it

INTO JAPANESE

私の猫はコス島で死にました、私の両親はそれを殺しました

BACK INTO ENGLISH

My cat died on kos, my parents killed it

INTO JAPANESE

私の猫はコス島で死んだ、私の両親はそれを殺した

BACK INTO ENGLISH

My cat died on kos, my parents killed it