晃
コウ, あきらか, あき, あきら, てる, ひかる, みつ
clear
JLPT1 G13 S0 F1666
As per
光
# (light extending from a torch) +
日
sun/day → bright sunlight (compare
曠
and
旺
) extending over the land → *shining*; *clear*.
[Full Kanji Etymology List]