YOU SAID:

I am totally bored out of my skull

INTO JAPANESE

私は頭蓋骨から完全に退屈しています

BACK INTO ENGLISH

I am completely bored from the skull

INTO JAPANESE

私は頭蓋骨に完全に退屈しています

BACK INTO ENGLISH

I am completely bored with the skull

INTO JAPANESE

私は頭蓋骨に完全に退屈しています

BACK INTO ENGLISH

I am completely bored with the skull