Yoshi Fujiwara

Profile Information

Affiliation: Graduate School of Information Science, University of Hyogo

Degree: Ph.D.(Mar, 1992, Tokyo Institute of Technology)

J-GLOBAL ID: 200901078664135709
researchmap Member ID: 6000017617

Research Interests

Research Areas

Research History

Jul, 2019 - Present

Visiting Researcher, Center for Data Science Education and Research, Shiga University
Apr, 2011 - Present

Professor (Professor), Graduate School of Simulation Studies, University of Hyogo
Apr, 2015 - Mar, 2020

Visiting Researcher, RIKEN Center for Computational Science, RIKEN
Apr, 2010 - Mar, 2020

Part-time Lecturer (Part-time Lecturer), Graduate School(Doctoral Program) Graduate School of Commerce, Chuo University
Apr, 2009 - Mar, 2011

Part-time Lecturer (Part-time Lecturer), Kyoto University, Kyoto University
Nov, 2002 - Mar, 2009

Seinior Researcher (Seinior Researcher), Advanced Telecommunications Research Institute International
Apr, 2005 - Mar, 2008

Part-time Lecturer (Part-time Lecturer), Graduate School of Informatics Department of Complex Systems Science, Nagoya University
Apr, 2003 - May, 2003

Visiting Researcher (Visiting Researcher), Dipartimento di Economia, Universita Politechnica delle Marche
Apr, 2000 - Oct, 2002

Seinior Researcher (Seinior Researcher), Kansai, National Institute of Information and Communications Technology
Apr, 1996 - Sep, 1999

Post-doctoral Researcher (Post-doctoral Researcher), Kansai, National Institute of Information and Communications Technology
Apr, 1995 - Mar, 1996

Part-time Lecturer (Part-time Lecturer), Kyoto University
Apr, 1994 - Mar, 1995

Post-doctoral Researcher (Post-doctoral Researcher), Yukawa Institute for Theoretical Physics, Kyoto University
Apr, 1992 - Mar, 1994

Post-doctoral Researcher (Post-doctoral Researcher), Yukawa Institute for Theoretical Physics, Kyoto University
Apr, 1993 - Aug, 1993

Visiting Researcher (Visiting Researcher), Institute for Theoretical Physics, University of California, Santa Barbara

Education

Apr, 1990 - Mar, 1992

Tokyo Institute of Technology
Apr, 1988 - Mar, 1990

Institute for Theretical Physics, Graduate School of Science, Hiroshima University
Apr, 1987 - Mar, 1988

Department of Astrophysics, Faculty of Science, Tohoku University
Apr, 1983 - Mar, 1987

Department of Astrophysics, Faculty of Science, Tohoku University

Committee Memberships

Apr, 2022 - Present

リサーチフェロー, 神戸大学計算社会科学研究センター
Nov, 2023 - Apr, 2026

プロジェクト「暗号資産や実体経済における価格ダイナミクスとその複雑ネットワーク」サブリーダー, 独立行政法人経済産業研究所
Apr, 2023 - Mar, 2024

客員研究員, 滋賀大学データサイエンス教育研究センター
Sep, 2023 - Jan, 2024

政策立案における生成系ＡＩ及びテキスト分析の利活用可能性に関する有識者委員, 中小企業庁
Apr, 2022 - Mar, 2023

連携研究員, 京都大学大学院総合生存学館ソーシャルイノベーションセンター
Apr, 2022 - Mar, 2023

客員研究員, 滋賀大学データサイエンス教育研究センター
Oct, 2020 - Sep, 2022

Member of Project "Macro-Economy under COVID-19 influence: Data-intensive analysis and the road to recovery", Research Institute of Economy, Trade and Industry
Apr, 2021 - Mar, 2022

連携研究員, 京都大学大学院総合生存学館ソーシャルイノベーションセンター
Jul, 2018 - Jun, 2020

Member of Project "Dynamics of Economy and Finance from the Economic Network Point of View", Research Institute of Economy, Trade and Industry
Apr, 2016 - Mar, 2020

客員主管研究員, 理化学研究所計算科学研究センター
Jun, 2016 - May, 2018

Member of Project "Large-scale Simulation and Analysis of Economic Network for Macro Prudential Policy", Research Institute of Economy, Trade and Industry
Feb, 2014 - Feb, 2016

Member of Project "Price Network and Dynamics of Small and Medium Enterprises", Research Institute of Economy, Trade and Industry
Sep, 2011 - Sep, 2013

Member of Project "Dynamics, Energy and Environment, and Growth of Small- and Medium-sized Enterprises", Research Institute of Economy, Trade and Industry

Awards

May, 1993

Seiichi Tejima Research Award, Disertation "Quantum Tunneling of a Universe in (2+1)-Dimensional Gravity"

Yoshihisa Fujiwara

Major Papers

104

Cryptoasset networks: Flows and regular players in Bitcoin and XRP

Hideaki Aoyama, Yoshi Fujiwara, Yoshimasa Hidaka, Yuichi Ikeda

PLOS ONE, 17(8) e0273068-e0273068, Aug 22, 2022 Peer-reviewed
Dual labor market and the “Phillips curve puzzle”: the Japanese experience

Hideaki Aoyama, Corrado Di Guilmi, Yoshi Fujiwara, Hiroshi Yoshikawa

Journal of Evolutionary Economics, 32(5) 1419-1435, Aug 5, 2022 Peer-reviewed
Bitcoin’s Crypto Flow Network

Yoshi Fujiwara, Rubaiyat Islam

JPS Conference Proceedings, 36 011002, Nov 11, 2021 Peer-reviewed
マクロ経済物理学 : 企業の成長と経済ネットワーク

藤原義久

応用物理, 90(8) 476-480, Aug, 2021 Peer-reviewedInvitedLead authorCorresponding author
Money flow network among firms’ accounts in a regional bank of Japan

Yoshi Fujiwara, Hiroyasu Inoue, Takayuki Yamaguchi, Hideaki Aoyama, Takuma Tanaka, Kentaro Kikuchi

EPJ Data Science, 10(1) 19, Apr, 2021 Peer-reviewedLead author
Relationship between Macroeconomic Indicators and Economic Cycles in U.S.

Hiroshi Iyetomi, Hideaki Aoyama, Yoshi Fujiwara, Wataru Souma, Irena Vodenska, Hiroshi Yoshikawa

Scientific Reports, 10(1) 8420-8420, Dec, 2020 Peer-reviewed
Omori law after large-scale destruction of production network

Yoshi Fujiwara

Progress of Theoretical Physics Supplement, 194(194) 158-164, 2012 Peer-reviewed

Misc.

How supply networks shape the firm size distribution: The Japanese case

Corrado DI Guilmi, Yoshi Fujiwara

VOX EU, Nov 29, 2022 Last author
25aAE-10 Parameter Estimation for Coupled Oscillator Model of the Business Cycle

Ikeda Y., Aoyama H., Iyetomi H., Fujiwara Y., Souma W., Yoshikawa H.

Meeting abstracts of the Physical Society of Japan, 67(1) 310-310, Mar 5, 2012
Preface(Proceedings of the YITP Workshop on Econophysics,Econophysics 2011-The Hitchhiker's Guide to the Economy-) :

Aoyama Hideaki, Fujiwara Yoshi, Iyetomi Hiroshi, Sato Aki-Hiro

Progress of theoretical physics. Supplement, (194) i-ii, 2012
ECONOPHYSICS 2011 - THE HITCHHIKER'S GUIDE TO THE ECONOMY Preface

Hideaki Aoyama, Yoshi Fujiwara, Hiroshi Iyetomi, Aki-Hiro Sato

PROGRESS OF THEORETICAL PHYSICS SUPPLEMENT, (194) I-II, 2012
22pGU-5 Statistical Physics Approach to Labor Productivity : Negative Temperature

Iyetomi H., Aoyama H., Ikeda Y., Souma W., Fujiwara Y., Yoshikawa H.

Meeting abstracts of the Physical Society of Japan, 66(2) 241-241, Aug 24, 2011
Econophysics and companies: Statistical life and death in complex business networks

Hideaki Aoyama, Yoshi Fujiwara, Yuichi Ikeda, Hiroshi Iyetomi, Wataru Souma

Econophysics and Companies: Statistical Life and Death in Complex Business Networks, 1-234, Jan 1, 2010
Preface(Econophysics-Physical Approach to Social and Economic Phenomena-) :

Aoyama Hideaki, Fujiwara Yoshi, Iyetomi Hiroshi, Sato Aki-Hiro

Progress of theoretical physics. Supplement, (179) i-ii, 2009
Drawing large-scale networks in a fast and simple way

FUJIWARA Yoshi, FUJITA Yuji

23(2) 161-162, Nov 1, 2008
23pVA-3 Random Matrix Analysis on Production Correlations among Industrial Sectors

Iyetomi H., Nakayama Y., Aoyama H., Ikeda Y., Souma W., Fujiwara Y.

Meeting abstracts of the Physical Society of Japan, 63(2) 275-275, Aug 25, 2008
T2-2 Large-scale structure of nation-wide production network and applications

FUJIWARA Yoshi

The Computational Mechanics Conference, 2007(20) 54-55, Nov 25, 2007
22aTL-7 Copula Analysis on Relationship Between Firms' Network and Their Dynamics

Iyetomi H., Aoyama H., Ikeda Y., Souma W., Fujiwara Y.

Meeting abstracts of the Physical Society of Japan, 62(2) 277-277, Aug 21, 2007
23pXE-9 Characteristics of shareholding and transaction networks

Souma W., Fujiwara Y., Aoyama H., Iyetomi H., Ikeda Y.

Meeting abstracts of the Physical Society of Japan, 61(2) 181-181, Aug 18, 2006
23pXE-8 Agent-Based Modelling of Dynamics of Interacting Firms in a Business Network

Iyetomi H., Aoyama H., Ikeda Y., Souma W., Fujiwara Y.

Meeting abstracts of the Physical Society of Japan, 61(2) 181-181, Aug 18, 2006
30aUA-8 Study on Formal Correspondence of Production Function to Thermodynamics using Financial Data Analysis

Ikeda Y., Aoyama H., Iyetomi H., Kaizoji T., Fujiwara Y., Souma W.

Meeting abstracts of the Physical Society of Japan, 61(1) 327-327, Mar 4, 2006
30aUA-7 Effects of Network Structure on Firms' Dynamics : Agent-Based Model Study

Iyetomi H., Aoyama H., Ikeda Y., Kaizoji T., Souma W., Fujiwara Y.

Meeting abstracts of the Physical Society of Japan, 61(1) 327-327, Mar 4, 2006
30aUA-6 A method to extract network structure from company correlation

Souma W., Aoyama H., Iyetomi H., Ikeda Y., Kaizoji T., Fujiwara Y.

Meeting abstracts of the Physical Society of Japan, 61(1) 327-327, Mar 4, 2006
20pXL-7 Statistical Properties of Firms' Dynamics Based on an Agent-Based Model

Iyetomi H., Aoyama H., Ikeda Y., Kaizoji T., Soma W., Fujiwara Y.

Meeting abstracts of the Physical Society of Japan, 60(2) 172-172, Aug 19, 2005
24pYF-13 Cluster structure of companies from the analysis of financial data

Souma W., Aoyama H., Iyetomi H., Ikeda Y., Kaizoji T., Fujiwara Y.

Meeting abstracts of the Physical Society of Japan, 60(1) 276-276, Mar 4, 2005
24pYF-5 Construction of a Microscopic Agent-Based Model for Firm Dynamics

Iyetomi H., Aoyama H., Ikeda Y., Kaizoji T., Soma W., Fujiwara Y.

Meeting abstracts of the Physical Society of Japan, 60(1) 275-275, Mar 4, 2005
24pYF-3 A Firm Agent Model based on Financial Statement Analysis

Ikeda Y., Kubo O., Kawamoto S., Kobayashi Y., Fukui C., Aoyama H., Iyetomi H., Kaizoji T., Fujiwara Y., Souma W.

Meeting abstracts of the Physical Society of Japan, 60(1) 275-275, Mar 4, 2005

Books and Other Publications

価値創造と分散型市場設計

有賀裕二 (Role: Contributor, 第12章「企業サイズの分布と成長」)

中央大学出版部, Jul, 2020
Macro-econophysics : new studies on economic networks and synchronization

Hideaki Aoyama, Yoshi Fujiwara, Yuichi Ikeda, Hiroshi Iyetomi, Wataru Souma, Hiroshi Yoshikawa (Role: Joint author)

Cambridge University Press, Apr, 2017 (ISBN: 9781107198951)
Econophysics and data driven modelling of market dynamics

Frédéric Abergel, Hideaki Aoyama, Bikas K. Chakrabarti, Anirban Chakraborti, Asim Ghosh (Role: Contributor, Anirban Chakraborti, Yoshi Fujiwara, Asim Ghosh, Jun-ichi Inoue and Sitabhra Sinha, "Physicists' Approaches to a Few Economic Problems")

Springer, 2015 (ISBN: 9783319084725)
Econophysics of systemic risk and network dynamics

Frédéric Abergel, Bikas K. Chakrabarti, Anirban Chakraborti, Asim Ghosh (Role: Contributor, Omori Law After Exogenous Shocks on Supplier-Customer Network)

Springer, 2013 (ISBN: 9788847025523)
Natural computing and beyond : Winter School Hakodate 2011, Hakodate, Japan, March 2011 and 6th International Workshop on Natural Computing, Tokyo, Japan, March 2012, Proceedings

Yasuhiro Suzuki, Toshiyuki Nakagaki (Role: Contributor, Aggregate "Calculation" in Economic Phenomena: Distributions and Fluctuations)

Springer, 2013 (ISBN: 9784431543930)
The hitchhiker's guide to the economy : proceedings of the YITP Workshop on Econophysics, Kyoto, Japan, July 15-16, 2011

The YITP workshop, 青山, 秀明, 藤原, 義久, 家富, 洋, 佐藤, 彰洋

Publication Office, Progress of Theoretical Physics, 2012
50のキーワードで読み解く経済学教室 : 社会経済物理学とは何か?

青木正直, 青山秀明, 有賀裕二, 吉川洋 (Role: Contributor, 4章(pp.49-57), 16章(pp.152-159), 23章(pp.208-215), 30章(pp.262-269))

東京図書, May, 2011 (ISBN: 9784489021015)
Econophysics and companies : statistical life and death in complex business networks

Hideaki Aoyama, Yoshi Fujiwara, Yuichi Ikeda, Hiroshi Iyetomi, Wataru Souma (Role: Joint author)

Cambridge University Press, Aug, 2010 (ISBN: 9781107403482)
Econophysics : physical approach to social and economic phenomena : proceedings of the YITP workshop on econophysics, Kyoto, Japan, December 24-25, 2007

The YITP workshop (2007 : Kyoto, Japan), 青山, 秀明, 藤原, 義久, 家富, 洋, 佐藤, 彰洋

Progress of Theoretical Physics, 2009
経済物理学 = Econophysics

青山秀明, 家富洋, 池田裕一, 相馬亘, 藤原義久

共立出版, Oct, 2008 (ISBN: 9784320096394)
ネットワーク科学への招待 : 世界の"つながり"を知る科学と思考

青山秀明, 相馬亘, 藤原義久 (Role: Joint editor, 章「生産ネットワークの大規模構造と連鎖倒産」)

サイエンス社, Jul, 2008
つながりに隠れた現象をひもとく

林幸雄, 大久保潤, 藤原義久, 上林憲行, 小野直亮, 湯田聴夫, 相馬亘, 佐藤一憲 (Role: Contributor, 第2章「いくつかのネットワーク指標について」)

近代科学社, Dec, 2007 (ISBN: 9784764903463)
パレート・ファームズ : 企業の興亡とつながりの科学

青山秀明, 家富洋, 池田裕一, 相馬亘, 藤原義久 (Role: Joint author)

日本経済評論社, May, 2007 (ISBN: 9784818819504)
Econophysics and sociophysics : trends and perspectives

Chakrabarti, B. K. (Bikas K.), Chakraborti, Anirban, Chatterjee, Arnab (Role: Contributor, Yoshi Fujiwara, Hideaki Aoyama, Wataru Souma, "Growth of Firms and Networks" (Chapter 4, pp.99-129))

Wiley-VCH, Oct, 2006 (ISBN: 3527406700)
経済における確率的モデルへの招待 : 集計とゆらぎを扱うための道具箱

青木正直, 青山秀明, 藤原義久 (Role: Joint translator)

サイエンス社, Jul, 2004

Major Presentations

Money flow among firms' bank accounts in a regional bank of Japan

Yoshi Fujiwara

Econophysics Colloquium, Oct 28, 2021 Invited

Major Research Projects

Exploring social applications of data descriptive science

Grants-in-Aid for Scientific Research Grant-in-Aid for Transformative Research Areas (A), Grant-in-Aid for Transformative Research Areas (A), Japan Society for the Promotion of Science, Jun, 2022 - Mar, 2027
Study on External Shocks and Response Dynamics on Large Economic Networks with Applications

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2020 - Mar, 2023
Understanding the Network Structure and Dynamics of Cryptoasset's Transactions at a Global Scale

Grants-in-Aid for Scientific Research Challenging Research (Exploratory), Challenging Research (Exploratory), Japan Society for the Promotion of Science, Jun, 2019 - Mar, 2022

Fujiwara Yoshi
Models and Simulations of Large-Scale Economic Networks and Their Instabilities

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B), Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2017 - Mar, 2020

Fujiwara Yoshi
多層マルチ時空間スケール社会・経済シミュレーション技術の研究・開発

ポスト「京」萌芽的課題『複数の社会経済現象の相互作用のモデル構築とその応用研究』, 文部科学省, Apr, 2016 - Mar, 2020
Study of Socio-Economic Crises Based on Complex Network Science

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B), Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2013 - Mar, 2017

Fujiwara Yoshi, IYETOMI Hiroshi, IKEDA Yuichi, SOUMA Wataru, YOSHIKAWA Hiroshi, Vodenska Irena, Mantegna Rosario, Gallegati Mauro
Macro-econophysics

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (A), Grant-in-Aid for Scientific Research (A), Japan Society for the Promotion of Science, Oct, 2012 - Mar, 2015

YOSHIKAWA Hiroshi, AOYAMA Hideaki, IYETOMI Hiroshi, SOUMA Wataru, FUJIWARA Yoshihisa, WATANABE Tsutomu, IKEDA Yuichi
ポートフォリオ運用のための相関構造解析可視化ツール

未踏ソフトウエア創造事業プロジェクト, 独立行政法人情報処理推進機構, Apr, 2003 - Mar, 2004

尹煕元, 相馬亘, 村里英樹

Major Industrial Property Rights

特開2006-134269(P2006-134269A) ポートフォリオ構築プログラム

尹煕元, 藤原義久, 相馬亘
特開2005-141397(P2005-141397A) ポートフォリオ可視化装置およびポートフォリオ可視化プログラム

相馬亘, 藤原義久, 下原勝憲
特開2005-38154(P2005-38154A) セクショナリズム評価システム

湯田聴夫, 相馬亘, 藤原義久, 高玉圭樹, 下原勝憲
特開2004-89517(P2004-89517A) 生体電気信号の発光電極装置.

藤原義久, 前川聡, 照岡正樹
特願2004-535836(P2004-535836) 活動筋肉表示装置

前川聡, 藤原義久, 小谷学, 有本隆彦

Academic Activities

International Conference on Big data in Economics, Science and Technology 2022

Planning, management, etc.

BEST(Big data in Economics, Science and Technology) Society, Aug 18, 2022 - Aug 20, 2022
Blockchain Kaigi 2022

Planning, management, etc., Panel moderator, session chair, etc., Peer review

京都大学大学院総合生存学館, Aug 4, 2022 - Aug 5, 2022

Social Activities

How supply networks shape the firm size distribution: The Japanese case

Contributor

Centre for Economic Policy Research (CEPR), Nov 29, 2022 - Present
NHKスペシャル取材協力

Filming support

NHK, 南海トラフ巨大地震第2部 “最悪のシナリオ”にどう備えるか, Mar 5, 2023 - Mar 5, 2023
お試しアカウント付き講習会「富岳・スパコン超入門」

Lecturer, Logistic support

兵庫県立大学データ計算科学連携センター, Feb 13, 2023 - Feb 14, 2023

Profile Information

Research Interests

Research Areas

Research History

Education

Committee Memberships

Awards

Major Papers

Misc.

Books and Other Publications

Major Presentations

Major Research Projects

Major Industrial Property Rights

Academic Activities

Social Activities

Menu

Coauthors