Nakai Tomoya 中井智也

Researcher Number	60781250
Other IDs
Affiliation (Current)	2025: 株式会社アラヤ(研究開発部), 研究開発部, チーフリサーチャー
Affiliation (based on the past Project Information) *help	2024 – 2025: 株式会社アラヤ(研究開発部), 研究開発部, チーフリサーチャー 2023: 帝京大学, 先端総合研究機構, 客員研究員 2022: 帝京大学, 先端総合研究機構, 研究員 2017 – 2020: 国立研究開発法人情報通信研究機構, 脳情報通信融合研究センター脳情報通信融合研究室, 研究員
Review Section/Research Field	Principal Investigator Transformative Research Areas, Section (IV) / Transformative Research Areas, Section (I) / Complex systems / Basic Section 51010:Basic brain sciences-related / Rehabilitation science/Welfare engineering
Keywords	Principal Investigator fMRI / MRI / 言語 / ニューラルネット / 機械学習 / 人工ニューラルネット / 数学 / 音楽 / 予測 / 発達 … More / 数認知 / 計算モデル / 脳 / コミュニケーション / 人工知能 / 頭頂間溝 / 符号化モデル / 認知神系科学 / 階層構造情報 / 認知神経科学 / 聴覚障害 / 視覚障害 / 神経可塑性 / 磁気共鳴スペクトロスコピー / ワーキングメモリ / 計算 Less

Research Projects
(6 results)
Research Products
(48 results)

Validation of the symbolic estrangement hypothesis using computational modeling and developmental neuroimagingPrincipal Investigator
- Principal Investigator
  
  中井智也
- Project Period (FY)
  2024 – 2025
- Research Category
  
  Grant-in-Aid for Transformative Research Areas (A)
- Review Section
  
  Transformative Research Areas, Section (I)
- Research Institution
  Araya Inc. (Research & Development Department)
Computational modeling of the brain for predicting symbol sequencesPrincipal Investigator
- Principal Investigator
  
  中井智也
- Project Period (FY)
  2024 – 2025
- Research Category
  
  Grant-in-Aid for Transformative Research Areas (A)
- Review Section
  
  Transformative Research Areas, Section (IV)
- Research Institution
  Araya Inc. (Research & Development Department)
Quantitative Modeling for the Neural Basis of Mathematical AbilityPrincipal Investigator
- Principal Investigator
  
  Nakai Tomoya
- Project Period (FY)
  2021 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 51010:Basic brain sciences-related
- Research Institution
  Teikyo University
  National Institute of Information and Communications Technology
Brain Information Modeling for Active Communication through Language and MusicPrincipal Investigator
- Principal Investigator
  
  中井智也
- Project Period (FY)
  2020 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Complex systems
- Research Institution
  Teikyo University
  National Institute of Information and Communications Technology
言語と音楽の階層的神経情報表現に関する定量モデルの構築Principal Investigator
- Principal Investigator
  
  中井智也
- Project Period (FY)
  2018 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Research Institution
  National Institute of Information and Communications Technology
Research on neuroplasticity in the visually and hearing impaired using multidimensional neuroimaging technologyPrincipal Investigator
- Principal Investigator
  
  Nakai Tomoya
- Project Period (FY)
  2017 – 2020
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Rehabilitation science/Welfare engineering
- Research Institution
  National Institute of Information and Communications Technology

All 2024 2023 2022 2020 2019 2018 2017

All Journal Article Presentation

[Journal Article] Cortical representational geometry of diverse tasks reveals subject-specific and subjectinvariant cognitive structures2024
- Author(s)
  Tomoya Nakai, Rieko Kubo, Shinji Nishimoto
- Journal Title
  
  bioRxiv
  
  Volume: -
- DOI
  10.1101/2024.01.26.577334
- Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K07718, KAKENHI-PUBLICLY-20H05023
[Journal Article] Syntactic theory of mathematical expressions2023
- Author(s)
  Daiki Matsumoto, Tomoya Nakai 146
- Journal Title
  
  Cognitive Psychology
  
  Volume: 146 Pages: 101606-101606
- DOI
  10.1016/j.cogpsych.2023.101606
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K07718, KAKENHI-PUBLICLY-20H05023
[Journal Article] Syntactic theory of mathematical expressions2023
- Author(s)
  Matsumoto Daiki、Nakai Tomoya
- Journal Title
  
  PsyArXiv
  
  Volume: － Pages: 1-25
- DOI
  10.31234/osf.io/87pmy
- Open Access
- Data Source
  KAKENHI-PROJECT-20K07718
[Journal Article] From brain to education through machine learning: Predicting literacy and numeracy skills from neuroimaging data2023
- Author(s)
  Tomoya Nakai, Jerome Prado
- Journal Title
  
  PsyArXiv
  
  Volume: -
- DOI
  10.31234/osf.io/fwyza
- Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K07718, KAKENHI-PUBLICLY-20H05023
[Journal Article] Cortical representations of numbers and nonsymbolic quantities expand and segregate in children from 5 to 8 years of age2023
- Author(s)
  Nakai Tomoya、Girard Clea、Longo Lea、Chesnokova Hanna、Prado Jerome
- Journal Title
  
  PLOS Biology
  
  Volume: 21 Issue: 1 Pages: e3001935-e3001935
- DOI
  10.1371/journal.pbio.3001935
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K07718
[Journal Article] Quantitative modelling demonstrates format‐invariant representations of mathematical problems in the brain2023
- Author(s)
  Nakai Tomoya、Nishimoto Shinji
- Journal Title
  
  European Journal of Neuroscience
  
  Volume: 57 Issue: 6 Pages: 1003-1017
- DOI
  10.1111/ejn.15925
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K07718, KAKENHI-PUBLICLY-20H05023, KAKENHI-PLANNED-18H05522
[Journal Article] Artificial neural network modelling of the neural population code underlying mathematical operations2023
- Author(s)
  Nakai Tomoya、Nishimoto Shinji
- Journal Title
  
  NeuroImage
  
  Volume: 270 Pages: 119980-119980
- DOI
  10.1016/j.neuroimage.2023.119980
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K07718, KAKENHI-PUBLICLY-20H05023, KAKENHI-PLANNED-18H05522
[Journal Article] Algorithmic voice transformations reveal the phonological basis of language-familiarity effects in cross-cultural emotion judgments2023
- Author(s)
  Nakai Tomoya、Rachman Laura、Arias Sarah Pablo、Okanoya Kazuo、Aucouturier Jean-Julien
- Journal Title
  
  PLOS ONE
  
  Volume: 18 Issue: 5 May Pages: e0285028-e0285028
- DOI
  10.1371/journal.pone.0285028
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-17H06380, KAKENHI-PROJECT-20K07718, KAKENHI-PUBLICLY-20H05023
[Journal Article] Brain networks are decoupled from external stimuli during internal cognition2022
- Author(s)
  Cohen Dror、Nakai Tomoya、Nishimoto Shinji
- Journal Title
  
  NeuroImage
  
  Volume: 256 Pages: 119230-119230
- DOI
  10.1016/j.neuroimage.2022.119230
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K07718, KAKENHI-PUBLICLY-20H05023
[Journal Article] Representations and decodability of diverse cognitive functions are preserved across the human cortex, cerebellum, and subcortex2022
- Author(s)
  Nakai Tomoya、Nishimoto Shinji
- Journal Title
  
  Communications Biology
  
  Volume: 5 Issue: 1 Pages: 1245-1245
- DOI
  10.1038/s42003-022-04221-y
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K07718, KAKENHI-PUBLICLY-20H05023, KAKENHI-PLANNED-18H05522
[Journal Article] Cortical collateralization induced by language and arithmetic in non-right-handers2020
- Author(s)
  Tomoya Nakai, Kazuo Okanoya
- Journal Title
  
  Cortex
  
  Volume: 124 Pages: 154
- DOI
  10.1016/j.cortex.2019.11.009
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PUBLICLY-18H05091, KAKENHI-PROJECT-17K13083, KAKENHI-PLANNED-17H06380
[Journal Article] Convergence of modality invariance and attention selectivity in the cortical semantic circuit2020
- Author(s)
  Tomoya Nakai, Hiroto Q. Yamaguchi, Shinji Nishimoto
- Journal Title
  
  bioRxiv
  
  Volume: 160960 Pages: 1-42
- DOI
  10.1101/2020.06.19.160960
- Open Access
- Data Source
  KAKENHI-PUBLICLY-20H05023
[Journal Article] Quantitative models reveal the organization of diverse cognitive functions in the brain2020
- Author(s)
  Tomoya Nakai, Shinji Nishimoto
- Journal Title
  
  Nature Communications
  
  Volume: 11 Issue: 1 Pages: 1142-1142
- DOI
  10.1038/s41467-020-14913-w
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PUBLICLY-18H05091, KAKENHI-PROJECT-17K13083, KAKENHI-PLANNED-18H05522
[Journal Article] Brain networks are decoupled from external stimuli during internal cognition2020
- Author(s)
  Dror Cohen, Tomoya Nakai, Shinji Nishimoto
- Journal Title
  
  bioRxiv
  
  Volume: 427211 Pages: 1-38
- DOI
  10.1101/2021.01.18.427211
- Data Source
  KAKENHI-PUBLICLY-20H05023
[Journal Article] Distinct dimensions of emotion in the human brain and their representation on the cortical surface2020
- Author(s)
  Naoko Koide-Majima, Tomoya Nakai, Shinji Nishimoto
- Journal Title
  
  NeuroImage
  
  Volume: 222 Pages: 117258-117258
- DOI
  10.1016/j.neuroimage.2020.117258
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PUBLICLY-20H05023
[Journal Article] Correspondence of categorical and feature‐based representations of music in the human brain2020
- Author(s)
  Tomoya Nakai , Naoko Koide‐Majima , Shinji Nishimoto
- Journal Title
  
  Brain and Behavior
  
  Volume: e01936 Issue: 1 Pages: 1-14
- DOI
  10.1002/brb3.1936
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PUBLICLY-20H05023
[Journal Article] Data-driven models reveal the organization of diverse cognitive functions in the brain2019
- Author(s)
  Tomoya Nakai, Shinji Nishimoto
- Journal Title
  
  bioRxiv
  
  Volume: 1 Pages: 614081-614081
- DOI
  10.1101/614081
- Open Access
- Data Source
  KAKENHI-PUBLICLY-18H05091
[Journal Article] Neural Evidence of Cross-domain Structural Interaction between Language and Arithmetic2018
- Author(s)
  Tomoya Nakai, Kazuo Okanoya
- Journal Title
  
  Scientific reports
  
  Volume: 8 Issue: 1 Pages: 12873-12873
- DOI
  10.1038/s41598-018-31279-8
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K13083, KAKENHI-PUBLICLY-18H05091, KAKENHI-PLANNED-17H06380
[Journal Article] Encoding and decoding of music-genre representations in the human brain2018
- Author(s)
  Tomoya Nakai, Naoko Koide-Majima, Shinji Nishimoto
- Journal Title
  
  Proceedings of the IEEE International Conference on Systems, Man, and Cybernetics
  
  Volume: 1 Pages: 1-1
- DOI
  10.1109/smc.2018.00108
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PUBLICLY-18H05091, KAKENHI-PROJECT-15H05710
[Journal Article] Reduced ?-aminobutyric acid in the superior temporal gyrus is associated with absolute pitch2018
- Author(s)
  Hiroaki Maeshima, Chihiro Hosoda, Kazuo Okanoya, Tomoya Nakai
- Journal Title
  
  Neuroreport
  
  Volume: 29 Issue: 17 Pages: 1487
- DOI
  10.1097/wnr.0000000000001137
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K13083, KAKENHI-PUBLICLY-18H05091, KAKENHI-PLANNED-17H06380
[Presentation] Subject-invariant structures of multitask representations in the association cortices2023
- Author(s)
  Tomoya Nakai, Rieko Kubo, Shinji Nishimoto
- Organizer
  第7回ヒト脳イメージング研究会
- Data Source
  KAKENHI-PROJECT-20K07718
[Presentation] Computational approach to brain mechanisms of mathematical cognition2023
- Author(s)
  Tomoya Nakai
- Organizer
  LaPsyDE; Scientific Focus
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-20H05023
[Presentation] 記号接地から記号分離へ―数学学習による記号と地の変化―2023
- Author(s)
  中井智也
- Organizer
  コミュニケーション＆人間とは何か？セミナーシリーズ第７回セミナー
- Invited
- Data Source
  KAKENHI-PUBLICLY-20H05023
[Presentation] Computational approach to brain mechanisms of mathematical cognition2023
- Author(s)
  Tomoya Nakai
- Organizer
  LaPsyDE; Scientific Focus
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K07718
[Presentation] Exploring the neural population code of mathematical thought: insights from distributed representations in artificial neural networks2023
- Author(s)
  Tomoya Nakai, Shinji Nishimoto
- Organizer
  第33回日本神経回路学会全国大会
- Data Source
  KAKENHI-PROJECT-20K07718
[Presentation] 記号接地から記号分離へ―数学学習による記号と地の変化―2023
- Author(s)
  中井智也
- Organizer
  コミュニケーション＆人間とは何か？セミナーシリーズ第７回セミナー
- Invited
- Data Source
  KAKENHI-PROJECT-20K07718
[Presentation] Exploring the neural population code of mathematical thought: insights from distributed representations in artificial neural networks2023
- Author(s)
  Tomoya Nakai, Shinji Nishimoto
- Organizer
  第33回日本神経回路学会全国大会
- Data Source
  KAKENHI-PUBLICLY-20H05023
[Presentation] Subject-invariant structures of multitask representations in the association cortices2023
- Author(s)
  Tomoya Nakai, Rieko Kubo, Shinji Nishimoto
- Organizer
  第7回ヒト脳イメージング研究会
- Data Source
  KAKENHI-PUBLICLY-20H05023
[Presentation] Brain representations of symbolic and non-symbolic quantity become estranged with education: Evidence from between-format and between-age decoding2022
- Author(s)
  Nakai Tomoya
- Organizer
  Flux 2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K07718
[Presentation] Brain representations of symbolic and non-symbolic magnitudes become estranged over development2022
- Author(s)
  Nakai Tomoya
- Organizer
  The Mathematical Cognition and Learning Society (MCLS) 2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K07718
[Presentation] 複合的言語情報に関する脳内表現の定量的モデル化2020
- Author(s)
  中井智也
- Organizer
  第7回共創言語進化セミナー
- Invited
- Data Source
  KAKENHI-PUBLICLY-20H05023
[Presentation] Quantitative models reveal the cortical representation of linguistic information modulated by selective attention2020
- Author(s)
  Tomoya Nakai, Hiroto Q. Yamaguchi, Shinji Nishimoto
- Organizer
  The 20th Winter Workshop on the Mechanism of Brain and Mind
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-18H05091
[Presentation] Visualization of over 100 tasks in the human cognitive space2020
- Author(s)
  Tomoya Nakai, Shinji Nishimoto
- Organizer
  The 12th FENS Forum of Neuroscience
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-20H05023
[Presentation] エンコーディングモデルによる多様な認知機能の脳内表現の可視化2020
- Author(s)
  中井智也
- Organizer
  東海大学Onlineシンポジウム「様々な認知機能間・感情間・概念間の関係構造を神経科学的手法に基づいて明らかにする」
- Invited
- Data Source
  KAKENHI-PUBLICLY-20H05023
[Presentation] Quantitative models reveal the cortical representation of linguistic information modulated by selective attention2020
- Author(s)
  Tomoya Nakai, Hiroto Q. Yamaguchi, Shinji Nishimoto
- Organizer
  The 20th Winter Workshop on the Mechanism of Brain and Mind
- Data Source
  KAKENHI-PROJECT-17K13083
[Presentation] Similarity of cortical semantic representations during language production and comprehension2019
- Author(s)
  Hiroto Q. Yamaguchi, Tomoya Nakai, Shinji Nishimoto
- Organizer
  11th Annual Meeting of the Society for the Neurobiology of Language
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-18H05091
[Presentation] Functional subdivisions around FEF revealed by multi-modal modeling of movie-evoked activity2019
- Author(s)
  Hiroto Q. Yamaguchi, Satoshi Nishida, Tomoya Nakai, Shinji Nishimoto
- Organizer
  25th Annual Meeting of the Organization for Human Brain Mapping
- Data Source
  KAKENHI-PROJECT-17K13083
[Presentation] Similarity of cortical semantic representations during language production and comprehension2019
- Author(s)
  Hiroto Q. Yamaguchi, Tomoya Nakai, Shinji Nishimoto
- Organizer
  11th Annual Meeting of the Society for the Neurobiology of Language
- Data Source
  KAKENHI-PROJECT-17K13083
[Presentation] 高次脳機能のデコーディング2019
- Author(s)
  中井智也
- Organizer
  第３回CiNet脳情報研究WS
- Data Source
  KAKENHI-PROJECT-17K13083
[Presentation] Functional subdivisions around FEF revealed by multi-modal modeling of movie-evoked activity2019
- Author(s)
  Hiroto Q. Yamaguchi, Satoshi Nishida, Tomoya Nakai, Shinji Nishimoto
- Organizer
  25th Annual Meeting of the Organization for Human Brain Mapping
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-18H05091
[Presentation] Decoding of novel music-genres based on the spectro-temporal modulation property in the superior temporal gyrus2018
- Author(s)
  Tomoya Nakai, Naoko Koide-Majima, Shinji Nishimoto
- Organizer
  第二回ヒト脳イメージング研究会
- Data Source
  KAKENHI-PUBLICLY-18H05091
[Presentation] Cognitive map of over 100 naturalistic tasks identified in the human brain2018
- Author(s)
  Tomoya Nakai, Shinji Nishimoto
- Organizer
  The 41st Annual Meeting of the Japan Neuroscience Society
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K13083
[Presentation] 符号化モデルを用いた音楽ジャンルの脳内情報表現の可視化2018
- Author(s)
  中井智也、小出（間島）真子、西本伸志
- Organizer
  音学シンポジウム2018
- Data Source
  KAKENHI-PUBLICLY-18H05091
[Presentation] Data-driven mapping of over 100 naturalistic tasks in the human brain2018
- Author(s)
  Tomoya Nakai, Shinji Nishimoto
- Organizer
  Society for Neuroscience
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K13083
[Presentation] Cognitive map of over 100 naturalistic tasks identified in the human brain2018
- Author(s)
  Tomoya Nakai, Shinji Nishimoto
- Organizer
  The 41st Annual Meeting of the Japan Neuroscience Society
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-18H05091
[Presentation] Data-driven mapping of over 100 naturalistic tasks in the human brain2018
- Author(s)
  Tomoya Nakai, Shinji Nishimoto
- Organizer
  Society for Neuroscience
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-18H05091
[Presentation] 言語・計算課題を用いた非右利き者における脳活動惻性化パターンの検討2017
- Author(s)
  中井智也, 岡ノ谷一夫
- Organizer
  第一回ヒト脳イメージング研究会
- Data Source
  KAKENHI-PROJECT-17K13083
[Presentation] Cross-domain Structural Interaction between Language and Arithmetic in the Left Inferior Frontal Gyrus2017
- Author(s)
  Tomoya Nakai and Kazuo Okanoya
- Organizer
  The 40th Annual Meeting of the Japan Neuroscience Society
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K13083

Nakai Tomoya 中井 智也

Research Projects

Research Products

Validation of the symbolic estrangement hypothesis using computational modeling and developmental neuroimagingPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Computational modeling of the brain for predicting symbol sequencesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Quantitative Modeling for the Neural Basis of Mathematical AbilityPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Brain Information Modeling for Active Communication through Language and MusicPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

言語と音楽の階層的神経情報表現に関する定量モデルの構築Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Institution

Research on neuroplasticity in the visually and hearing impaired using multidimensional neuroimaging technologyPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Cortical representational geometry of diverse tasks reveals subject-specific and subjectinvariant cognitive structures2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Syntactic theory of mathematical expressions2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Syntactic theory of mathematical expressions2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] From brain to education through machine learning: Predicting literacy and numeracy skills from neuroimaging data2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Cortical representations of numbers and nonsymbolic quantities expand and segregate in children from 5 to 8 years of age2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Quantitative modelling demonstrates format‐invariant representations of mathematical problems in the brain2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Artificial neural network modelling of the neural population code underlying mathematical operations2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Algorithmic voice transformations reveal the phonological basis of language-familiarity effects in cross-cultural emotion judgments2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Brain networks are decoupled from external stimuli during internal cognition2022

Author(s)

Nakai Tomoya 中井智也