Word
Kana: こせい Romaji: kosei Level: N1

個性

Meaning in English

individuality, personality, idiosyncrasy

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Dictionary

Word context

What it means

個性 means the unique character or nature that distinguishes a person or thing from others. It captures the specific traits, temperament, and style that collectively form an individual's identity and set them apart in social and cultural contexts.

Main meanings

  • Core sense: the unique combination of traits that distinguishes a person or thing from others
  • Nuance: can denote both intrinsic character and a distinctive style or presence in society
  • Scope: commonly used for people, products, and brands to express individuality

How to use it

Used in both formal and informal contexts to discuss a person's unique traits or style. Commonly appears in education, psychology, marketing, and everyday conversation with phrases like 個性を出す, 個性を尊重する, and 個性がある in natural Japanese discourse.

Variants and close terms

  • 独自性 (dokujisei) — uniqueness
  • 特徴 (tokuchou) — feature, characteristic
  • 自分らしさ (jibunrashisa) — being oneself, personal style

Composition

  • 個: a single unit or item; here it contributes the sense of individuality or a discrete person/thing
  • 性: nature, character, property; here it signals inherent qualities

Etymology

ko sei is a Sino-Japanese compound read with on'yomi. It is borrowed from Chinese gèxìng, with phonetic adaptation that settled as kosei in modern Japanese.

Origin

Meiji period onward; the term entered widespread use to discuss individual traits in education, psychology, and social sciences as Japan modernized.

Word class

Noun (名詞)

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