Takahashi Toshikazu 高橋俊一

… Alternative Names

高橋俊一タカハシトシカズ

TAKAHASI Toshikazu 高橋俊一

Less

Researcher Number	00547896
Affiliation (Current)	2022: 立正大学, 経営学部, 准教授
Affiliation (based on the past Project Information) *help	2020 – 2022: 立正大学, 経営学部, 准教授 2015 – 2017: 立正大学, 経営学部, 准教授 2011 – 2014: 立正大学, 経営学部, 講師 2013: 立正大学, 経済学部, 講師 2009 – 2010: Rikkyo University, 経済学部, 助教
Review Section/Research Field	Principal Investigator Business administration / Management / Basic Section 07080:Business administration-related Except Principal Investigator Business administration / Management
Keywords	Principal Investigator 多国籍企業 / 知識移転 / 海外拠点 / 吸収能力 / フィードバック / 媒介組織 / 地域統括拠点 / 国際研究者交流 / 日系企業 / 海外インフラプロジェクト … More / 多文化チーム / 異文化マネジメント / プロジェクトマネジメント / インフラ産業 / メガプロジェクト / ナレッジマネジメント / ステークホルダーマネジメント / 国際知識移転 / 鉄道関連産業 / 移民起業 / イノベーション / ソーシャル・キャピタル / 移民企業 / 移民起業家 / ソーシャルキャピタル … More Except Principal Investigator ダイバーシティ / マネジメント / 知識創造 / 研究開発のグローバル化 / 技術的多様性 / 新製品開発のコンセプト / 認知アプローチ / 異文化マネジメント / ダイバーシティ・マネジメント / イスラム文化 / 組織的コミットメント / イスラム経営 / BOP / ビジネス生態系 / NGO / 多国籍企業 / サリサリストア / 日系企業 / 貧困解消 / マイクロファイナンス / インフォーマルセクター / CARD / ソーシャル・ビジネス / 国際研究者交流 / 貧困削減 / 財閥系家族支配型企業 / 中小企業 / 国際経営 / 産業集積 / リバース・イノベーション / 実践コミュニティ / 知識移転 / 学習 / マネジメント・コントロール / イノベーション / 国際展開 / 管理会計 / リバースイノベーション / 組織学習 / 海外展開 / オープンイノベーション / 経営戦略 / アジア / イタリア：イギリス：フランス Less

Immigrant Entrepreneurs: The Role of Social Capital on Their Global InnovationPrincipal Investigator
- Principal Investigator
  
  高橋俊一
- Project Period (FY)
  2020 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 07080:Business administration-related
- Research Institution
  Rissho University
Reverse Innovation of Japanese SMEs
- Principal Investigator
  
  Yoshida Kentaro
- Project Period (FY)
  2014 – 2017
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Management
- Research Institution
  Rissho University
International Comparison on Knowledge Transfer Activities within MNC's Multicultural TeamPrincipal Investigator
- Principal Investigator
  
  Takahashi Toshikazu
- Project Period (FY)
  2014 – 2016
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Management
- Research Institution
  Rissho University
Reserarch on BOP Strategies of Japanese Companies and Business eco-systems
- Principal Investigator
  
  HAYASHI Takabumi
- Project Period (FY)
  2011 – 2013
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Business administration
- Research Institution
  Kokushikan University
International and route comparison for the purpose of the generalizability of the concept of absorptive capacityPrincipal Investigator
- Principal Investigator
  
  TAKAHASHI Toshikazu
- Project Period (FY)
  2011 – 2013
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Business administration
- Research Institution
  Rissho University
Absorptive Capacity on Knowledge Transfer : A Empirical Study for ReconceptualizationPrincipal Investigator
- Principal Investigator
  
  TAKAHASHI Toshikazu
- Project Period (FY)
  2009 – 2010
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Research Field
  
  Business administration
- Research Institution
  Rikkyo University
(Research of the Japanese style multicultural management)
- Principal Investigator
  
  HAYASHI Takabumi
- Project Period (FY)
  2007 – 2009
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Business administration
- Research Institution
  Rikkyo University

All 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 Other

All Journal Article Presentation Book

[Book] 第３章「知識移転の観点からの日本中小企業のリバース・イノベーションの実現条件」『中小企業のリバース・イノベーション』2018
- Author(s)
  高橋俊一
- Total Pages
  20
- Publisher
  同友館
- Data Source
  KAKENHI-PROJECT-26301025
[Journal Article] 海外子会社ガバナンス体制の構築2017
- Author(s)
  高橋均
- Journal Title
  
  ビジネス法務
  
  Volume: 17 Pages: 21-25
- Data Source
  KAKENHI-PROJECT-26301025
[Journal Article] 海外インフラ整備プロジェクトのライフサイクルにおける異文化マネジメント2017
- Author(s)
  高橋俊一、古川千歳
- Journal Title
  
  国際ビジネス研究
  
  Volume: 9
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26590065
[Journal Article] プロジェクトマネジメントにおける異文化マネジメント：日本の鉄道関連産業を事例に2016
- Author(s)
  高橋俊一、古川千歳
- Journal Title
  
  立正経営論集
  
  Volume: 49 Pages: 73-94
- NAID
  120006895581
- Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26590065
[Journal Article] 日本中小企業の知識移転活動-在ベトナム拠点の事例から2015
- Author(s)
  高橋俊一
- Journal Title
  
  経営学論集
  
  Volume: 第85集
- Data Source
  KAKENHI-PROJECT-26301025
[Journal Article] 媒介組織を経由した企業内国際知識移転に関するケーススタディ2014
- Author(s)
  高橋俊一
- Journal Title
  
  立正経営論集
  
  Volume: 第46巻第2号 Pages: 115-130
- Data Source
  KAKENHI-PROJECT-23730374
[Journal Article] Feedback Absorptive Capacity : Cases from Intraorganizational Knowledge Transfer within Japanese Multinational Companies2010
- Author(s)
  Toshikazu TAKAHASHI
- Journal Title
  
  International Journal of Business Strategy
  
  Volume: Vol.10,No.2 Pages: 22-35
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21830120
[Journal Article] Feedback Absorptive Capacity : Cases from Intraorganizational Knowledge Transfer within Japanese Multinational Companies2010
- Author(s)
  TAKAHASHI Toshikazu
- Journal Title
  
  International Journal of Business Strategy International Academy of Business and Economics. Vol.10-2
  
  Pages: 22-35
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21830120
[Journal Article] Absorptive Capacity of Multinational Subsidiary in Intra-Firm Knowledge Transfer : Cases from Japanese Multinational Manufacturers2009
- Author(s)
  Toshikazu TAKAHASHI
- Journal Title
  
  International Journal of Global Business and Competitiveness Vol.4, No1
  
  Pages: 31-42
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21830120
[Journal Article] Absorptive Capacity of Multinational Subsidiary in Intra-Firm Knowledge Transfer : Cases from Japanese Multinational Manufacturers2009
- Author(s)
  TAKAHASHI Toshikazu
- Journal Title
  
  International Journal of Global Business and Competitiveness Global institute of Flexible Systems Management. Vol.4-1
  
  Pages: 31-42
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21830120
[Presentation] Redefining Reverse Innovation from Knowledge Transfer2017
- Author(s)
  Toshikazu Takahashi
- Organizer
  Euro-Asia Management Studies Association
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26301025
[Presentation] Managing Multiple Projects in the Context of Megaprojects: A Case on the UK Subsidiary of a Japanese Multinational Company2017
- Author(s)
  Chitose Furukawa & Toshikazu Takahashi
- Organizer
  AJBS 2016 Annual Conference
- Place of Presentation
  Sheraton New Orleans
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26590065
[Presentation] 法的責任を問われないための海外グループ会社のリスク管理の法と実務2017
- Author(s)
  高橋均
- Organizer
  企業研究会
- Data Source
  KAKENHI-PROJECT-26301025
[Presentation] 多重代表訴訟制度の課題と今後のあるべき方向～グローバル企業にとって、意義ある制度設計のために～2017
- Author(s)
  高橋均
- Organizer
  関西企業法研究会
- Data Source
  KAKENHI-PROJECT-26301025
[Presentation] Project Management from Cross-cultural Management Perspective: Preliminary study on Japanese Railway Supply Industry2015
- Author(s)
  Toshikazu Takahashi, Chitose Furukawa
- Organizer
  European Academy of Management
- Place of Presentation
  Kozminski University (ポーランド・ワルシャワ)
- Year and Date
  2015-06-17
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26590065
[Presentation] Cross-Cultural Issues in Railway Mega-Projects : Case Studies of Japanese Multinational Companies in Railway Supply Industry2015
- Author(s)
  Chitose Furukawa, Toshikazu Takahashi
- Organizer
  Euro-Asia Management Studies Association
- Place of Presentation
  SOAS, University of London (英国・ロンドン)
- Year and Date
  2015-10-28
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26590065
[Presentation] 日本中小企業の知識移転活動-在ベトナム拠点の事例から2014
- Author(s)
  高橋俊一
- Organizer
  日本経営学会【第88回全国大会】
- Place of Presentation
  国士舘大学
- Year and Date
  2014-09-05
- Data Source
  KAKENHI-PROJECT-26301025
[Presentation] 地域統括拠点における知識移転活動2013
- Author(s)
  高橋俊一
- Organizer
  多国籍企業学会(東部部会)
- Place of Presentation
  立教大学池袋キャンパス
- Data Source
  KAKENHI-PROJECT-23730374
[Presentation] 地域統括拠点の知識移転活動2013
- Author(s)
  高橋俊一
- Organizer
  多国籍企業学会(東部部会)、2013年度6月例会
- Place of Presentation
  立教大学
- Year and Date
  2013-06-08
- Data Source
  KAKENHI-PROJECT-23730374
[Presentation] Regional headquarters of Japanese multinationals: Its impact on the absorptive capacity of its foreign subsidiary2013
- Author(s)
  Toshikazu Takahashi
- Organizer
  Association of Japanese Business Studies
- Place of Presentation
  Istanbul Technical University, Istanbul
- Data Source
  KAKENHI-PROJECT-23730374
[Presentation] Regional headquarters of Japanese multinationals : Its impact on the absorptive capacity of its foreign subsidiary2013
- Author(s)
  TAKAHASHI, Toshikazu
- Organizer
  Association of Japanese Business Studies, 26^<th> Annual Conference
- Place of Presentation
  Istanbul Technical University
- Year and Date
  2013-07-03
- Data Source
  KAKENHI-PROJECT-23730374
[Presentation] The Effects of Knowledge Transfer Activities of Regional HQs on the Absorptive Capacity of Foreign Subsidiary within MNC: A Preparatory Study2012
- Author(s)
  Toshikazu Takahashi
- Organizer
  International Academy of Business and Economics, 2012 Summer Conference
- Place of Presentation
  Ca' Foscari University of Venice, Venice, Italy.創価大学
- Data Source
  KAKENHI-PROJECT-23730374
[Presentation] The Effects of Knowledge Transfer Activities of Regional HQs on the Absorptive Capacity of Foreign Subsidiary within MNC2012
- Author(s)
  Takahashi, T
- Organizer
  International Academy of Business and Economics
- Place of Presentation
  Ca' Foscari University of Venice, Venice, Italy
- Year and Date
  2012-06-09
- Data Source
  KAKENHI-PROJECT-23402038
[Presentation] MNC Knowledge Transfer via Regional Headquarters: Its Impact on the Absorptive Capacity of Foreign Subsidiary2012
- Author(s)
  Toshikazu Takahashi
- Organizer
  Euro-Asia Management Studies Association (EAMSA) 2012 Annual Conference
- Place of Presentation
  National University of Singapore
- Data Source
  KAKENHI-PROJECT-23730374
[Presentation] 地域統括会社の知識移転活動が海外子会社の吸収能力に与える影響2012
- Author(s)
  高橋俊一
- Organizer
  多国籍企業学会、第5回全国大会
- Place of Presentation
  創価大学 (自由論題報告)
- Year and Date
  2012-07-08
- Data Source
  KAKENHI-PROJECT-23730374
[Presentation] The Effects of Knowledge Transfer Activities of Regional HQs on the Absorptive Capacity of Foreign Subsidiary within MNC : A Preparatory Study2012
- Author(s)
  TAKAHASHI, Toshikazu
- Organizer
  International Academy of Business and Economics, 2012 Summer Conference
- Place of Presentation
  Ca' Foscari University of Venice, Venice, Italy
- Year and Date
  2012-06-09
- Data Source
  KAKENHI-PROJECT-23730374
[Presentation] Absorptive Capacity and Knowledge Sharing in Multinational Enterprises: Two Case Studies of Japanese Firms2011
- Author(s)
  Toshikazu Takahashi, Florian Kohlbacher
- Organizer
  Academy of International Business, 2011 AIB Annual Meeting
- Place of Presentation
  WINC AICHI (Aichi Industry & Labor Center), Nagoya, Japan.
- Data Source
  KAKENHI-PROJECT-23730374
[Presentation] Subsidiary management and subsidiary's absorptive capacity: Cases from Japanese subsidiaries2011
- Author(s)
  Toshikazu Takahashi
- Organizer
  Euro-Asia Management Studies Association, EAMSA 2011 Conference
- Place of Presentation
  University of Gothenburg, Gothenburg, Sweden.
- Data Source
  KAKENHI-PROJECT-23730374
[Presentation] Subsidiary management and subsidiary's absorptive capacity : Cases from Japanese subsidiaries2011
- Author(s)
  TAKAHASHI, Toshikazu
- Organizer
  Euro-Asia Management Studies Association, EAMSA 2011 Conference
- Place of Presentation
  Goteborgs universitet (University of Gothenburg), Gothenburg, Sweden
- Year and Date
  2011-11-23
- Data Source
  KAKENHI-PROJECT-23730374
[Presentation] Absorptive Capacity and Knowledge Sharing in Multinational Enterprises : Two Case Studies of Japanese Firms2011
- Author(s)
  TAKAHASHI, Toshikazu
- Organizer
  Academy of International Business, 2011 AIB Annual Meeting
- Place of Presentation
  WINC AICHI (Aichi Industry & Labor Center), Nagoya, Japan (Joint Presentation with Dr. KOHLBACHER, Florian)
- Year and Date
  2011-06-27
- Data Source
  KAKENHI-PROJECT-23730374
[Presentation] 知識の吸収能力概念に関する再考-日本多国籍企業の海外拠点での事例から-2010
- Author(s)
  高橋俊一
- Organizer
  多国籍企業学会、第3回全国大会
- Place of Presentation
  東洋大学白山校舎(自由論題報告)
- Year and Date
  2010-07-11
- Data Source
  KAKENHI-PROJECT-21830120
[Presentation] International Academy of Business and Economics, 2010 Summer Conference2010
- Author(s)
  高橋俊一
- Organizer
  Feedback Absorptive Capacity : Cases from Intraorganizational Knowledge Transfer within Japanese Multinational Companies
- Place of Presentation
  Dusit Thani Pattaya, Pattaya, Thailand.
- Year and Date
  2010-06-05
- Data Source
  KAKENHI-PROJECT-21830120
[Presentation] 知識の吸収能力概念に関する再考-日本多国籍企業の海外拠点での事例から-2010
- Author(s)
  高橋俊一
- Organizer
  多国籍企業学会、第3回全国大会
- Place of Presentation
  東洋大学白山校舎(東京都)
- Year and Date
  2010-07-11
- Data Source
  KAKENHI-PROJECT-21830120
[Presentation] Subsidiary Management and Absorptive Capacity : Cases on Knowledge Sharing from Japanese Manufacturers2010
- Author(s)
  TAKAHASHI Toshikazu, Euro-Asia Management Studies Association
- Organizer
  2010 Annual Conference
- Place of Presentation
  International Management Institute, Delhi, India.
- Year and Date
  2010-11-11
- Data Source
  KAKENHI-PROJECT-21830120
[Presentation] Knowledge Transfer within Japanese Multinational Manufacturers : A Proposition of Feedback Absorptive Capacity2010
- Author(s)
  Toshikazu TAKAHASHI
- Organizer
  Association of Japanese Business Studies, AJBS 2010 Meeting
- Place of Presentation
  Windsor Barra Hotel, Riode Janeiro, Brazil.
- Year and Date
  2010-06-25
- Data Source
  KAKENHI-PROJECT-21830120
[Presentation] Knowledge Transfer within Japanese Multinational Manufacturers : A Proposition of Feedback Absorptive Capacity2010
- Author(s)
  高橋俊一
- Organizer
  Association of Japanese Business Studies, AJBS 2010 Meeting
- Place of Presentation
  Windsor Barra Hotel, Rio de Janeiro, Brazil.
- Year and Date
  2010-06-25
- Data Source
  KAKENHI-PROJECT-21830120
[Presentation] Subsidiary Management and Absorptive Capacity : Cases on Knowledge Sharing from Japanese Manufacturers2010
- Author(s)
  Toshikazu TAKAHASHI
- Organizer
  Euro-Asia Management Studies Association, 2010 Annual Conference
- Place of Presentation
  IMI, Delhi, India
- Year and Date
  2010-11-11
- Data Source
  KAKENHI-PROJECT-21830120
[Presentation] Cross-Border knowledge Transfer and Absorptive capacity : Evidence from Japanese Multinationals2009
- Author(s)
  Toshikazu TAKAHASHI
- Organizer
  Euro-Asia Management Studies Association
- Place of Presentation
  Ecole Polytechnique Federale de Lausanne(スイス)
- Year and Date
  2009-10-23
- Data Source
  KAKENHI-PROJECT-21830120
[Presentation] Cross-Border Knowledge Transfer and Absorptive Capacity : Evidences from Japanese Multinationals2009
- Author(s)
  高橋俊一
- Organizer
  Euro-Asia Management Studies Association, 2009 Annual Conference
- Place of Presentation
  Ecole Polytechnique Federale de Lausanne, Lausanne, Switherland.
- Year and Date
  2009-10-24
- Data Source
  KAKENHI-PROJECT-21830120
[Presentation] Project Management from Cross-cultural Management Perspective: Preliminary study on Japanese Railway Supply Industry
- Author(s)
  Toshikazu Takahashi, Chitose Furukawa
- Organizer
  European Academy of Management 2015
- Place of Presentation
  Kozminski University(Warsaw, Poland)
- Year and Date
  2015-06-17 – 2015-06-20
- Data Source
  KAKENHI-PROJECT-26590065
[Presentation] 多国籍プロジェクトチームでの知識共有に関する予備的研究～インフラビジネスを事例として～
- Author(s)
  古川千歳、高橋俊一
- Organizer
  第21回国際ビジネス研究学会全国大会
- Place of Presentation
  北海学園大学(北海道札幌市)
- Year and Date
  2014-11-02 – 2014-11-03
- Data Source
  KAKENHI-PROJECT-26590065

1. ARAI Masashi (70549691)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
2. HAYASHI Takabumi (50156444)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
3. Yoshida Kentaro (70513836)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
4. SAKURAI Hideko (60203345)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. GOMI Norio (30350309)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. IGUCHI Chie (20411209)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. SEKI Tomokazu (50301966)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. KANATSUNA Motoyuki (50298064)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. NAKAYAMA Atsuho (60434198)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. ITO Michio (90386459)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. 藤井博義 (00514960)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. 中山健 (50248829)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. 高橋均 (50598125)

# of Collaborated Projects: 1 results

# of Collaborated Products: 6 results
14. 丹下英明 (40809191)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
15. 古川千歳 (40632857)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
16. 長山宗広 (80453562)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
17. MAGOSHI Emiko

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
18. MOMAYA Kirankumar

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
19. MANUEL Serapio

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

Takahashi Toshikazu 高橋 俊一

高橋 俊一 タカハシ トシカズ

TAKAHASI Toshikazu 高橋 俊一

Research Projects

Research Products

Co-Researchers

Immigrant Entrepreneurs: The Role of Social Capital on Their Global InnovationPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Reverse Innovation of Japanese SMEs

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

International Comparison on Knowledge Transfer Activities within MNC's Multicultural TeamPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Reserarch on BOP Strategies of Japanese Companies and Business eco-systems

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

International and route comparison for the purpose of the generalizability of the concept of absorptive capacityPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Absorptive Capacity on Knowledge Transfer : A Empirical Study for ReconceptualizationPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

(Research of the Japanese style multicultural management)

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Book] 第３章「知識移転の観点からの日本中小企業のリバース・イノベーションの実現条件」『中小企業のリバース・イノベーション』2018

Author(s)

Total Pages

Publisher

Data Source

[Journal Article] 海外子会社ガバナンス体制の構築2017

Author(s)

Journal Title

Data Source

[Journal Article] 海外インフラ整備プロジェクトのライフサイクルにおける異文化マネジメント2017

Author(s)

Journal Title

Data Source

[Journal Article] プロジェクトマネジメントにおける異文化マネジメント：日本の鉄道関連産業を事例に2016

Author(s)

Journal Title

NAID

Data Source

[Journal Article] 日本中小企業の知識移転活動-在ベトナム拠点の事例から2015

Author(s)

Journal Title

Data Source

[Journal Article] 媒介組織を経由した企業内国際知識移転に関するケーススタディ2014

Author(s)

Journal Title

Data Source

[Journal Article] Feedback Absorptive Capacity : Cases from Intraorganizational Knowledge Transfer within Japanese Multinational Companies2010

Author(s)

Journal Title

Data Source

[Journal Article] Feedback Absorptive Capacity : Cases from Intraorganizational Knowledge Transfer within Japanese Multinational Companies2010

Author(s)

Takahashi Toshikazu 高橋俊一

高橋俊一タカハシトシカズ

TAKAHASI Toshikazu 高橋俊一