Japanese symbol for “variables”

不確定要素

ふかくていようそ

Romaji: fukakuteiyouso

variables; uncertain elements; uncertainties; imponderables

In Japanese, variables is 不確定要素, read ふかくていようそ (fukakuteiyouso).

Before using these characters for a tattoo, check them with a native speaker. Dictionary words often have several meanings, and the right choice depends on context.

Meanings

n variables; uncertain elements; uncertainties; imponderables

Kanji and stroke order

不

negative, non-, bad

on: フ、ブ

4 strokes · JLPT 3

確

assurance, firm, tight

on: カク、コウ
kun: たし.か、たし.かめる

15 strokes · JLPT 2

定

determine, fix, establish

on: テイ、ジョウ
kun: さだ.める、さだ.まる、さだ.か

8 strokes · JLPT 2

要

need, main point, essence

on: ヨウ
kun: い.る、かなめ

9 strokes · JLPT 2

素

elementary, principle, naked

on: ソ、ス
kun: もと

10 strokes · JLPT 1

Related words

Words that share a kanji.

Word	Reading	Meaning
不明	ふめい fumei	unclear; obscure; indistinct
不安	ふあん fuan	anxiety; uneasiness; worry
不足	ふそく fusoku	insufficiency; deficiency; shortage
不満	ふまん fuman	dissatisfaction; discontent; displeasure
不可能	ふかのう fukanou	impossible
不思議	ふしぎ fushigi	wonderful; marvelous; strange
確認	かくにん kakunin	confirmation; verification; validation
確か	たしか tashika	sure; certain; positive
予定	よてい yotei	plans; arrangement; schedule
必要	ひつよう hitsuyou	necessary; needed; essential
要素	ようそ youso	element; component; factor

Data: JMdict (CC BY-SA 4.0); KANJIDIC2 (CC BY-SA 4.0); KanjiVG (CC BY-SA 3.0); wordfreq (CC BY-SA 4.0 (data)). Retrieved 2026-10-22.