# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/masayuki-yanai
# Generated: 2026-08-14T07:38:33.209Z

schema: https://schema.org/Person
url: "https://fame.am/person/masayuki-yanai"
name: "Masayuki Yanai"
slug: "masayuki-yanai"
description: "Masayuki Yanai  is a Japanese astronomer. He is a prolific co-discoverer of minor planets. One of his co-discoveries is the dark, inner main-belt asteroid 3915 Fukushima. He retired from docent for astronomy at Sapporo Science Center."
tagline: "Japanese amateur astronomer (1959-)"
gender: "male"
country:
  name: "Japan"
  isoCode: "JP"
birthDate: "1959"
livingStatus: "LIVING"
scores:
  popularity:           41.64
  momentum:             0.75
  historical:           13.33642933333334
  currentAttention:     0
  sourceConfidence:     60
  profileCompleteness:  35
  trendDirection:       "FALLING"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://sv.wikipedia.org/wiki/Masayuki_Yanai"
    title: "Masayuki Yanai"
    type:  "WIKIPEDIA"
  - url: "https://arz.wikipedia.org/wiki/%D9%85%D8%A7%D8%B3%D8%A7%D9%8A%D9%88%D9%83%D9%89_%D9%8A%D8%A7%D9%86%D8%A7%D9%89"
    title: "ماسايوكى ياناى"
    type:  "WIKIPEDIA"
  - url: "https://cs.wikipedia.org/wiki/Masajuki_Janai"
    title: "Masajuki Janai"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Masayuki_Yanai"
    title: "Masayuki Yanai"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Masayuki_Yanai"
    title: "Masayuki Yanai"
    type:  "WIKIPEDIA"
  - url: "https://eo.wikipedia.org/wiki/Masayuki_Yanai"
    title: "Masayuki Yanai"
    type:  "WIKIPEDIA"
  - url: "https://fr.wikipedia.org/wiki/Masayuki_Yanai"
    title: "Masayuki Yanai"
    type:  "WIKIPEDIA"
  - url: "https://hu.wikipedia.org/wiki/Janai_Maszajuki"
    title: "Janai Maszajuki"
    type:  "WIKIPEDIA"
  - url: "https://hy.wikipedia.org/wiki/%D5%84%D5%A1%D5%BD%D5%A1%D5%B5%D5%B8%D6%82%D5%AF%D5%AB_%D5%85%D5%A1%D5%B6%D5%A1%D5%B5"
    title: "Մասայուկի Յանայ"
    type:  "WIKIPEDIA"
  - url: "https://it.wikipedia.org/wiki/Masayuki_Yanai"
    title: "Masayuki Yanai"
    type:  "WIKIPEDIA"
  - url: "https://ja.wikipedia.org/wiki/%E7%AE%AD%E5%86%85%E6%94%BF%E4%B9%8B"
    title: "箭内政之"
    type:  "WIKIPEDIA"
  - url: "https://ko.wikipedia.org/wiki/%EC%95%BC%EB%82%98%EC%9D%B4_%EB%A7%88%EC%82%AC%EC%9C%A0%ED%82%A4"
    title: "야나이 마사유키"
    type:  "WIKIPEDIA"
  - url: "https://pl.wikipedia.org/wiki/Masayuki_Yanai"
    title: "Masayuki Yanai"
    type:  "WIKIPEDIA"
  - url: "https://pt.wikipedia.org/wiki/Masayuki_Yanai"
    title: "Masayuki Yanai"
    type:  "WIKIPEDIA"
  - url: "https://ru.wikipedia.org/wiki/%D0%AF%D0%BD%D0%B0%D0%B9%2C_%D0%9C%D0%B0%D1%81%D0%B0%D1%8E%D0%BA%D0%B8"
    title: "Янай, Масаюки"
    type:  "WIKIPEDIA"
  - url: "https://sk.wikipedia.org/wiki/Masajuki_Janai"
    title: "Masajuki Janai"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q301809"
    title: "Wikidata"
    type:  "WIKIDATA"

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