日文借字通常用『學年別漢字配當表』（教育漢字）同『常用漢字表』裏邊無既漢字或者讀音，大眾媒體原則上基於法令都會避免使用。
Japanese borrowed characters are usually written in kanji or pronunciations that are not included in the "School Year Kanji Matching Table" (educational kanji) and the "List of Commonly Used Kanji", and as a general rule, the use of kanji or pronunciation is avoided by the mass media due to legal reasons.