Organization
Faculty of Commerce Associate Professor
Contact information
The inquiry by e-mail is 《here》
External link
KOGA Yuya
Degree
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博士（商学） ( 一橋大学 )
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修士（商学） ( 一橋大学 )
Education
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2016.3
Hitotsubashi University doctor course completed
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2013.3
Hitotsubashi University master course completed
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2011.3
Yokohama National University graduated
Research History
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2024.4 - Now
Chuo University Faculty of Commerce Associate Professor
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2019.4 - 2024.3
Tohoku Gakuin University Faculty of Business Administration Associate Professor
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2017.4 - 2019.3
Tohoku Gakuin University Faculty of Business Administration Lecturer
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2016.4 - 2017.3
Hitotsubashi University Graduate School of Commerce and Management
Research Areas
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Humanities & Social Sciences / Accounting
Papers
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The effect of voluntary international financial reporting standards adoption on information asymmetry in the stock market: Evidence from Japan Reviewed
Jong-Hoon Kim, Keishi Fujiyama, Yuya Koga
Research in International Business and Finance 2024.4
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山口 朋泰, 古賀 裕也
商学論纂 = The journal of commerce / 中央大学商学研究会 編 65 ( 3・4 ) 47 - 81 2023.12
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Does mandatory quarterly reporting induce managerial myopic behavior? Evidence from Japan Reviewed
Yuya Koga, Tomoyasu Yamaguchi
Finance Research Letters 2023.9
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KOGA, Yuya
Tohoku Gakuin business review ( 19 ) 35 - 70 2022.12
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Operating Leases and Credit Assessments: The Role of Main Banks in Japan Reviewed
Yuya Koga, Shahrokh M. Saudagaran
Journal of International Accounting Research 2022.6
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四半期開示の経済的帰結に関する先行研究のレビュー Invited
古賀 裕也
企業会計 74(9) 55 - 66 2022
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The Value and Credit Relevance of IFRS versus JGAAP Accounting Information
Kim, Jonghoon, Koga, Yuya
Hitotsubashi Journal of Commerce and Management 53 ( 1 ) 31 - 48 2020.2
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円谷, 昭一, 古賀, 裕也
月刊資本市場 400 24 - 39 2018.12
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Fujiyama Keishi, Koga Yuya
217 ( 3 ) 57 - 81 2018.3
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古賀 裕也
インベスター・リレーションズ = Investor relations ( 10 ) 10 - 32 2016
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リース取引のオフバランス化の決定要因 : セール・アンド・リースバック取引を中心に
古賀 裕也
企業会計 = Accounting 67 ( 8 ) 1170 - 1178 2015.8
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The Avoidance of Lease On-Balance and the Economic Consequences Reviewed
Koga Yuya
Accounting Progress 2014 ( 15 ) 87 - 100 2014
MISC
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古賀 裕也
企業会計 74 128 - 129 2022
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古賀 裕也
IR-Com : 一般社団法人日本IR協議会コミュニケーション誌 2017 ( 6 ) 4 - 7 2017
Allotted class
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2024 Freshman Seminar Ⅰ Department
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2024 Freshman Seminar Ⅱ Department
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2024 SeminarⅠ Department
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2024 SeminarⅡ Department
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2024 Bookkeeping Department
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2024 Financial Accounting Department