[いたちのみち, itachinomichi] (exp) not to write to or visit someone; road of the weasel (it is believed that if someone blocks the path a weasel, he will never take that path again)
[いたちのみちきり, itachinomichikiri] (exp) (See いたちの道) not to write to or visit someone; road of the weasel (it is believed that if someone blocks the path a weasel, he will never take that path again)