Meaning: かいせつn. (Kanji=解説) explanation, commentary, interpretation, something that explains or clarifiesn. (Kanji=回折) diffraction, process of breaking up or bending waves (especially light or sound waves)n. (Kanji=怪説) strange rumorn. (Kanji=開設) establishment; openingv. (Kanji=回折する) diffract, break up, bend (as in light or sound waves)v. (Kanji=開設する) establish, set up, foundv. (Kanji=解説する) explain, illustrate, elucidate, interpret, describe