Chikashi Toyoshima
type: Person
description: Japanese biophysicist
birth date: 1954-06-04
birth place: Akita Prefecture
nationality: Japan
alumni of: University of Tokyo
works for: University of Tokyo
has occupation: biophysicist
award: Yamazaki-Teiichi Prize
award: Imperial Prize of Japan Academy
additional property: PropertyValue
  property ID: P19
  value: Akita Prefecture
additional property: PropertyValue
  property ID: P21
  value: male
additional property: PropertyValue
  property ID: P27
  value: Japan
additional property: PropertyValue
  property ID: P31
  value: human
additional property: PropertyValue
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additional property: PropertyValue
  property ID: P106
  value: biophysicist
additional property: PropertyValue
  property ID: P108
  value: University of Tokyo
additional property: PropertyValue
  property ID: P166
  value: Yamazaki-Teiichi Prize
additional property: PropertyValue
  property ID: P166
  value: Imperial Prize of Japan Academy
additional property: PropertyValue
  property ID: P214
  value: 115015335
additional property: PropertyValue
  property ID: P463
  value: National Academy of Sciences
additional property: PropertyValue
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  value: 0000-0001-9640-0778
additional property: PropertyValue
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additional property: PropertyValue
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additional property: PropertyValue
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additional property: PropertyValue
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additional property: PropertyValue
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additional property: PropertyValue
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additional property: PropertyValue
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additional property: PropertyValue
  property ID: P7783
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additional property: PropertyValue
  property ID: P9776
  value: 70172210
additional property: PropertyValue
  property ID: P11496
  value: 1420282801189100928
confidence:
  popularity graph score:
    score: 0.0
    score pct: 0
    tier: long_tail
    components:
      sitelinks: 0
      sitelinks norm: 0.0
      unique citations: 3
      unique citations norm: 0.001
      monthly pageviews: 0
      monthly pageviews norm: 0.0
  sitelinks: 0
  unique citations: 3
  monthly pageviews: 0
  yearly pageviews: 9
  pageview trend:
    m: 2026-06
    v: 6
  pageview trend:
    m: 2026-05
    v: 3
  tier: long_tail
claims:
  P19:
    value: Q81863
    source count: 1
    confidence: 0.2
    value label: Akita Prefecture
  P21:
    value: Q6581097
    source count: 0
    confidence: 0.0
    value label: male
  P27:
    value: Q17
    source count: 0
    confidence: 0.0
    value label: Japan
  P31:
    value: Q5
    source count: 0
    confidence: 0.0
    value label: human
  P69:
    value: Q7842
    source count: 1
    confidence: 0.2
    value label: University of Tokyo
  P106:
    value: Q14906342
    source count: 1
    confidence: 0.2
    value label: biophysicist
  P108:
    value: Q7842
    source count: 2
    confidence: 0.4
    value label: University of Tokyo
  P166:
    value: Q4202050
    source count: 0
    confidence: 0.0
    value label: Yamazaki-Teiichi Prize
    qualifiers:
      P585: +2011-01-01T00:00:00Z
  P166:
    value: Q4389487
    source count: 0
    confidence: 0.0
    value label: Imperial Prize of Japan Academy
    qualifiers:
      P585: +2018-06-25T00:00:00Z
  P214:
    value: 115015335
    source count: 1
    confidence: 0.2
  P463:
    value: Q270794
    source count: 0
    confidence: 0.0
    value label: National Academy of Sciences
    qualifiers:
      P580: +2005-00-00T00:00:00Z
  P496:
    value: 0000-0001-9640-0778
    source count: 0
    confidence: 0.0
  P569:
    value: +1954-06-04T00:00:00Z
    source count: 1
    confidence: 0.2
  P1153:
    value: 7007118518
    source count: 0
    confidence: 0.0
  P1412:
    value: Q5287
    source count: 0
    confidence: 0.0
    value label: Japanese
  P1814:
    value: とよしま ちかし
    source count: 1
    confidence: 0.2
  P2671:
    value: /g/11c1xfm575
    source count: 0
    confidence: 0.0
  P5029:
    value: read0006729
    source count: 1
    confidence: 0.2
  P5380:
    value: 20010116
    source count: 0
    confidence: 0.0
  P7783:
    value: 200901037323556511
    source count: 1
    confidence: 0.2
  P9776:
    value: 70172210
    source count: 1
    confidence: 0.2

value: 1420282801189100928
source count: 0
confidence: 0.0

source: ORCID Public Data File 2020
stated in qid: Q104707600
retrieved: 2021-01-10

source: KAKEN
stated in qid: Q118144223
retrieved: 2024-03-25

source: CiNii Research
stated in qid: Q115920372
retrieved: 2023-01-16

wikidata id: Q27734179
domain: human
level: standard
html url: https://4ort.xyz/entity/chikashi-toyoshima
markdown url: https://4ort.xyz/entity/chikashi-toyoshima.md
facts url summary: https://4ort.xyz/entity/chikashi-toyoshima/facts.json
facts url standard: https://4ort.xyz/entity/chikashi-toyoshima/facts.json
facts url full: https://4ort.xyz/entity/chikashi-toyoshima/facts.json
data source: Wikidata (CC0 / public domain)
license: https://creativecommons.org/publicdomain/zero/1.0/
api version: v1
served at: 2026-08-03T00:16:37.802402Z
entity updated at: 2026-05-03T16:20:22.557058+00:00Z
entity created at: 2026-05-03T13:48:18.333862+00:00Z