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Neural mechanisms for the own-voice perception

Research Project

Project/Area Number 17K18693
Research Category

Grant-in-Aid for Challenging Research (Exploratory)

Allocation TypeMulti-year Fund
Research Field Psychology and related fields
Research InstitutionThe University of Tokyo

Principal Investigator

Yotsumoto Yuko  東京大学, 大学院総合文化研究科, 准教授 (80580927)

Project Period (FY) 2017-06-30 – 2020-03-31
Project Status Completed (Fiscal Year 2019)
Budget Amount *help
¥6,370,000 (Direct Cost: ¥4,900,000、Indirect Cost: ¥1,470,000)
Fiscal Year 2019: ¥2,600,000 (Direct Cost: ¥2,000,000、Indirect Cost: ¥600,000)
Fiscal Year 2018: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Fiscal Year 2017: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Keywordsown voice / auditory cortex / neural correlate / 音声知覚 / 自分の声 / 聴覚皮質 / 声 / 知覚 / 自己主体感 / 不気味の谷 / 実験系心理学
Outline of Final Research Achievements

Humans show keen sensitivity when it comes to the perception of their own voices, and they are able to detect not only the differences between themselves and others but also the slight modulations of their own voices. In this research, we examined the neural mechanisms underlying such sensitive perception of one’s own voice.
Our results indicated that the superior temporal gyrus showed neural sharpening on presentation of voices and showed decreased activation to their own voice. To summarize, we showed that the superior temporal gyrus is involved in detecting slight modulations of one’s own voice and in self-recognition.

Academic Significance and Societal Importance of the Research Achievements

自分の声の知覚と関係する脳活動の関係を明らかにしたこの研究は、「自己とは何か」というヒトの自己認知に関する本質的な問いに関して、新たな知見を提供した。

Report

(4 results)
  • 2019 Annual Research Report   Final Research Report ( PDF )
  • 2018 Research-status Report
  • 2017 Research-status Report
  • Research Products

    (7 results)

All 2019 2018 2017 Other

All Journal Article (2 results) (of which Peer Reviewed: 2 results,  Open Access: 2 results) Presentation (4 results) (of which Int'l Joint Research: 3 results) Remarks (1 results)

  • [Journal Article] Auditory traits of "own voice"2018

    • Author(s)
      Kimura M. & Yotsumoto Y.
    • Journal Title

      PLoS ONE

      Volume: 13(6) Issue: 6 Pages: 1-16

    • DOI

      10.1371/journal.pone.0199443

    • Related Report
      2018 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Optimal Multisensory Integration Leads to Optimal Time Estimation2018

    • Author(s)
      Murai Y., & Yotsumoto Y.
    • Journal Title

      Scientific Reports

      Volume: 8 Issue: 1 Pages: 13068-13068

    • DOI

      10.1038/s41598-018-31468-5

    • Related Report
      2018 Research-status Report
    • Peer Reviewed / Open Access
  • [Presentation] Response characteristics to own voice in the human auditory cortex2019

    • Author(s)
      Hosaka T., and Yotsumoto Y.
    • Organizer
      Society for neuroscience
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Shared frequency-specific coding between auditory perception and auditory imagery revealed by multi-voxel pattern analysis2019

    • Author(s)
      Katsui, S., & Yotsumoto, Y.
    • Organizer
      Society for neuroscience
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Auditory traits of “own voice”2017

    • Author(s)
      Kimura, M., & Yotsumoto, Y.
    • Organizer
      Psychonomic Society 58th Annual Meeting.
    • Related Report
      2017 Research-status Report
    • Int'l Joint Research
  • [Presentation] 経頭蓋電気刺激が視覚野-全脳間の機能的結合に与える影響2017

    • Author(s)
      島周平・Kristina Visscher・Aaron Seitz・四本裕子
    • Organizer
      日本視覚学会冬期大会
    • Related Report
      2017 Research-status Report
  • [Remarks] 「研究室」に行ってみた。

    • URL

      http://natgeo.nikkeibp.co.jp/atcl/web/17/020800002/

    • Related Report
      2017 Research-status Report

URL: 

Published: 2017-07-21   Modified: 2021-02-19  

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