不

JŌYŌ KANJI · Grade 4

negative

negative · non- · bad · ugly

4 strokesRadical 1U+4E0D
01

Readings

Official Jōyō readings in table order

On’yomi 音読み

フブ

Kun’yomi 訓読み

None listed in this source.

02

Origin and meaning

Its earliest form pictured a flower's calyx; it was borrowed as a negating word.

Earlier sense recorded in the sourcea flower's calyx
Meanings in the learning dataset todaynegative · non- · bad · ugly

Read the source entry ↗

03

Written form

No parenthesized form is given in the official Jōyō index for this character.

Dictionary radical一いち · one
Stroke count4May vary for alternate forms.
UnicodeU+4E0DModern character encoding, not an origin date.

Compare manuscript and printed examples in the HNG historical glyph archive ↗. Where available, its dated samples document written forms; they do not establish the first use of this character in Japan.

04

Examples in the official table

  • 不当,不利,不賛成
  • 不作法,不用心
05

When did it enter Japanese?

Chinese characters reached Japan through a long process of contact. Early inscribed objects and sixth-century Japanese names are documented; this is context for the writing system, not a first date for 不.

不 appears in the current Jōyō kanji table published on 30 November 2010. This records modern standard status, not the date the character was first used in Japan.

A dated first Japanese use for 不 has not been verified in the sources attached to this entry.

Agency for Cultural Affairs: writing history ↗ · 2010 Jōyō notice ↗

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