In the traditional performing arts, performers sometimes go out of their ways to make the audience laugh by off-topic dajare (pun) and inside jokes, and that is called as 'kusuguri'.
伝統芸能では、演者が本筋とは直接関係がない駄洒落や内輪ネタでことさらに観客の笑いを取ることを「くすぐり」という。