ideogram

(orthography, typography) a minuscule (lower-case letter)

an emoticon

hieroglyph, pictograph

syllabic character, syllabary

the Siddham script

Kyūjitai form of 顔文字 (“emoticon”)

Kyūjitai form of 絵文字 (“emoji”)

(calligraphy and typography) "Edo characters", distinctive calligraphic (and later, typographic) styles that were born in the Edo period

(typography) character composition (arrangement and spacing of characters so that they are distributed in a body of text correctly, according to typographic rules)