This is a rhetorical expression in Japanese, which is called "stopping words with words" or "stopping words with nouns", that is, stopping sentences with words. It first appeared in haiku and short songs, and then frequently appeared in novels such as Shinichi Hoshino (you should have heard of it) (such as Private Scientist). ""). 1990 has become popular among young people, not only in spoken language, but also in paper reports and news documentaries.

I am studying Conan's Japanese phenomenon and have accumulated a lot of things to communicate with. For example, the "そしてのをぁざむくため, コナンはは𞑟" primary schools appeared later. だが, curious でゴッコきなのはっこぅど. Ending with 30 verb stems and descriptive verb stems is also a rhetorical phenomenon.