表ひょう外がい音おん訓くん

noun

non-government-approved kanji reading

A kanji reading not included in the official Jōyō Kanji list and therefore not taught in Japanese public schools. Often used in discussions of kanji policy and education.

• 「表ひょう外がい音おん訓くん」とは、常じょう用よう漢かん字じ表ひょうに載のっていない漢かん字じの読よみ方かたのことです。

  "Hyōgai onkun" refers to kanji readings that are not listed in the Jōyō Kanji table.

• この漢かん字じの表ひょう外がい音おん訓くんは、教きょう科か書しょでは使つかわれていません。

  The non-approved reading of this kanji is not used in textbooks.