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The effects of attention and training methods on the perception of American English vowels by native speakers of Japanese

Research Project

Project/Area Number 25370448
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Linguistics
Research InstitutionRitsumeikan University

Principal Investigator

Nozawa Takeshi  立命館大学, 経済学部, 教授 (30198593)

Project Period (FY) 2013-04-01 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Fiscal Year 2015: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2014: ¥520,000 (Direct Cost: ¥400,000、Indirect Cost: ¥120,000)
Fiscal Year 2013: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Keywordsアメリカ英語 / 母音 / 鼻音 / 訓練 / 同定 / 弁別 / 日本語話者 / attention / training / coda nasal / vowel / identification / discrimination / 英語 / 知覚訓練
Outline of Final Research Achievements

The accuracy with which native Japanese listeners identified and discriminated American English vowels and coda nasals was assessed before and after training. The listeners were divided into four groups, each of which received a different type of training. Two of the four groups were vowel-oriented; one of these groups received vowel identification training (VI), while the other received vowel discrimination training (VD). The other two groups were nasal-oriented. One of the nasal-oriented groups received nasal identification training (NI), and the other received nasal discrimination training (ND).
The results revealed that the VI group made more gains in its ability to identify vowels than the other groups after training. No group made significant gains to discriminate vowels regardless of the training they received. All the four groups made a significant improvement in identifying and discriminating nasals, and no significant difference among the groups was observed.

Report

(4 results)
  • 2015 Annual Research Report   Final Research Report ( PDF )
  • 2014 Research-status Report
  • 2013 Research-status Report
  • Research Products

    (6 results)

All 2016 2015 2014

All Journal Article (1 results) (of which Peer Reviewed: 1 results,  Open Access: 1 results) Presentation (5 results) (of which Int'l Joint Research: 3 results)

  • [Journal Article] EFFECTS OF ATTENTION AND TRAINING METHOD ON THE IDENTIFICATION OF AMERICAN ENGLISH VOWELS AND CODA NASALS BY NATIVE JAPANESE LISTENERS2015

    • Author(s)
      Takeshi Nozawa
    • Journal Title

      Proceedings of the 18th International Congress of Phonetic Sciences. Glasgow, UK: the University of Glasgow. ISBN 978-0-85261-941-4

      Volume: 1 Pages: 1-5

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Open Access
  • [Presentation] The Effects of Prenasal Raising/Tensing of American English /ae/ on the perception of American English vowels by native Japanese listeners2016

    • Author(s)
      Takeshi Nozawa
    • Organizer
      New Sounds 2016: 8th International Conference on Second-Language Speech
    • Place of Presentation
      Aarhus, Denmark
    • Year and Date
      2016-06-10
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Effects of training methods and attention on the identification and discrimination of American English coda nasals by native Japanese listeners2015

    • Author(s)
      Takeshi Nozawa
    • Organizer
      170th Meeting of the Acoustical Society of America
    • Place of Presentation
      Jacksonville, FL, USA
    • Year and Date
      2015-11-06
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Effects of Attention and Training Method on the Identification of America English Vowels and Coda Nasals by Native Japanese Listener2015

    • Author(s)
      Takeshi Nozawa
    • Organizer
      ICPhS2015 (18th International Congress on Phonetic Sciences)
    • Place of Presentation
      SECC Glasgow, Scotland, UK
    • Year and Date
      2015-08-09
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Presentation] The identification of American English Vowels by native speakers of Japanese before three nasal consonants2014

    • Author(s)
      Takeshi Nozawa
    • Organizer
      The 168th meeting of the Acoustical Society of America
    • Place of Presentation
      Indianapolis (USA)
    • Year and Date
      2014-10-27
    • Related Report
      2014 Research-status Report
  • [Presentation] 英語の母音・鼻音の知覚訓練の波及効果2014

    • Author(s)
      野澤 健
    • Organizer
      近畿音声言語研究会
    • Place of Presentation
      関西学院大学梅田キャンパス(大阪)
    • Year and Date
      2014-10-04
    • Related Report
      2014 Research-status Report

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Published: 2014-07-25   Modified: 2019-07-29  

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