Sino-Korean vocabulary or "Hanja-eo"

The iteration mark 々, which indicates that the previous kanji ought to be repeated.

Alternative spelling of 漢字返し

(orthography, historical) tōyō kanji (kanji that were declared official by the Ministry of Education of Japan on November 16, 1946, later replaced by 常用漢字 (jōyō kanji))

(2channel slang) Someone tell me!

variant kanji whose use in place of the 印刷標準字体 (insatsu hyōjun jitai) has been approved

learned fool; scholar who cannot apply what he or she knows; mere scholar

kanji approved for use in names registered in the 戸籍(こせき) (koseki, “family register”)

kanji not approved for regular use

Kanji characters outside of the jōyō kanji and jinmeiyō kanji lists. For example, 攪.