方寸 ほうすん Meanings Noun a square sun (i.e. approx 9sq. cm.) See also: 寸 (すん). one's mind; space occupied by one's heart Kanji 方 direction. Read as ホウ. 寸 inch. Read as スン. Words containing 方寸 霊台方寸 (れいだいほうすん) heart Jinuma: Japanese Dictionary · Word lists