http://hn.vernccvbvyi5qhfzyqengccj7lkove6bjot2xhh5kajhwvidqafczrad.onion/stories/35177641
Besides that, there is 慣用句 kanyouku, which means just an idiom in general, and isn't restricted to kanji expressions. And 決まり文句 kimarimonku, which means something like a "cliche phrase". justusw 2y So many are taken over verbatim from Chinese. There are some very comprehensive Yojijukugo (literally just meaning former character compound word) collections on the net like https://yoji-jukugo.com/ Sometimes you will have to map between simplified Chinese characters and modern Japanese...