small spoon / ladle / scoop

18 millimeters (a tenth of a 合(ごう) (gō)) / 0.033 square meters (a hundredth of a tsubo) / same as above

kanji

a letter or character (symbol for a sound or a word) / (linguistics) script, writing system / (specific to Japanese) a written mora, a kana / writing in general, written words

a letter, a character (symbol for a sound or a word) / (linguistics) script, writing system / (specific to Japanese) a written mora, a kana / writing in general, written words

kanji approved for regular use by the 文部科学省 (Monbu-kagaku-shō, “Japanese Ministry of Education”)

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

smaller kanji historically used as a pronunciation guide, similar to modern furigana