追証 おいしょう Also written 追い証 Meanings Noun additional cover; more margin; remargin See also: 追証拠金 (おいしょうこきん). Kanji 追 chase. Read as おう. 証 proof. Read as ショウ. Words containing 追証 追証拠金 (おいしょうこきん) additional cover Word lists Finance Jinuma: Japanese Dictionary · Word lists