# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/seiji-mataichi
# Generated: 2026-08-14T06:42:32.204Z

schema: https://schema.org/Person
url: "https://fame.am/person/seiji-mataichi"
name: "Seiji Mataichi"
slug: "seiji-mataichi"
description: "Seiji Mataichi  was a Japanese politician who served as a member of the House of Councillors. He was also the Chairman of the Social Democratic Party. Mataichi died on 18 September 2023, at the age of 79."
tagline: "Japanese politician"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/Seiji_Mataichi_20160815.jpg?width=1200"
gender: "male"
country:
  name: "Japan"
  isoCode: "JP"
category:
  name: "Politicians"
  slug: "politicians"
profileType:
  name: "Politician"
  slug: "politician"
birthDate: "1944-07-18"
deathDate: "2023-09-18"
livingStatus: "DECEASED"
scores:
  popularity:           43.87
  momentum:             0
  historical:           6.765481333333335
  currentAttention:     0
  sourceConfidence:     44.99999999999999
  profileCompleteness:  75
  trendDirection:       "FALLING"
ranks:
  global:   null
  country:  null
  category: null
platforms:
  - platform:  "X"
    url:       "https://x.com/mataichiseiji"
    handle:    "mataichiseiji"
sources:
  - url: "https://zh.wikipedia.org/wiki/%E5%8F%88%E5%B8%82%E5%BE%81%E6%B2%BB"
    title: "又市征治"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Seiji_Mataichi"
    title: "Seiji Mataichi"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Seiji_Mataichi"
    title: "Seiji Mataichi"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/Seiji_Mataichi"
    title: "Seiji Mataichi"
    type:  "WIKIPEDIA"
  - url: "https://ja.wikipedia.org/wiki/%E5%8F%88%E5%B8%82%E5%BE%81%E6%B2%BB"
    title: "又市征治"
    type:  "WIKIPEDIA"
  - url: "https://ko.wikipedia.org/wiki/%EB%A7%88%ED%83%80%EC%9D%B4%EC%B9%98_%EC%84%B8%EC%9D%B4%EC%A7%80"
    title: "마타이치 세이지"
    type:  "WIKIPEDIA"
  - url: "https://tr.wikipedia.org/wiki/Seiji_Mataichi"
    title: "Seiji Mataichi"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q7446732"
    title: "Wikidata"
    type:  "WIKIDATA"

# bio (long form, separated for readability)
bio: |
  Imported from discovery source: wikidata-dump