不確実性 ふかくじつせい Meanings Noun uncertainty; indeterminacy; unreliability; unauthenticity Kanji 不 un-. Read as フ. 確 certain. Read as カク. 実 real. Read as ジツ. 性 nature. Read as セイ. Common phrases 不確実性が高い 不確実性が高まる Jinuma: Japanese Dictionary · Word lists