性自認(せいじにん)

せいじにん
noun
gender identity
society
1. gender identity; self-identified gender
A person's internal sense of their own gender, which may or may not correspond to the sex assigned at birth. An important term in discussions of gender and identity in contemporary Japan.
性自認(せいじにん)は人(ひと)それぞれ異(こと)なる。
Gender identity differs from person to person.
性自認(せいじにん)に基(もと)づく差別(さべつ)をなくすべきだ。
Discrimination based on gender identity should be eliminated.
法律(ほうりつ)で性自認(せいじにん)に基(もと)づく権利(けんり)が保障(ほしょう)されるようになってきた。
Laws have begun to guarantee rights based on gender identity.

A compound of 性(せい) (gender/sex) and 自認(じにん) (self-recognition). This term has become increasingly common in Japanese media, law, and public discourse, especially following discussions about LGBT rights and related legislation.

Related words

  • 性的指向(せいてきしこう) — sexual orientation
  • 性別(せいべつ) — sex, gender (biological or administrative category)
  • 性同一性(せいどういつせい) — gender identity (older/clinical term, as in 性同一性障害(せいどういつせいしょうがい))
  • LGBTQ — LGBTQ (used as-is in Japanese)

Usage

性自認(せいじにん) is the preferred term in contemporary discussions and legislation, having largely replaced the clinical 性同一性(せいどういつせい) in everyday contexts.

Related Words

Related: 性別(せいべつ) (sex, gender)
Related: LGBT (LGBT, sexual and gender minorities)
general
Added 2026.3.27 9:24 · Revised 2026.9.2 13:01
19500/19816_seijinin