-
The History of Saitama City Told by Railway
Keishi OKABE, Yoshinobu OIKAWA（
Role：
Joint author
,
Chapter VI Management of JNR Omiya Factory）
Saitama City
5 2017
-
Industrialization and Entrepreneurship: The Age of Johannes Hirschmeier
Keishi OKABE, Taro OKUDA（
Role：
Joint editor）
Nanzan University Institute for Social Ethics
3 2015
-
Economy and Society in Colonial Taiwan
Keishi OKABE, Noritake SUNAGA（
Role：
Joint author
,
Chapter VII Agricultural Technology Transplantation and Human Resources）
Nihon Keizai Hyouronsha Ltd.
3 2015
（ ISBN:9784818823716
）
-
Industrialization and Entrepreneurship
Johannes Hirschmeier, Keishi OKABE（
Role：
Joint editor）
Nihon Keizai Hyouronsha Ltd.
3 2014
（ ISBN:9784818822818
）
-
The 1st Step of Business History
Keishi OKABE, Matao MIYAMOTO, Kyohei HIRANO（
Role：
Edit
,
Chapter XII Formation of a Japanese Production System）
Sekigakusha
3 2014
（ ISBN:9784502089008
）
-
History of Japanese Economy: Introduction to the Economic History of the Japanese Archipelago
Keishi OKABE, Satoru NAKANISHI, Satoru KOBORI（
Role：
Joint author
,
Chapter VII Turning Point of the Japanese Economy: 1930s-60s）
The University of Nagoya Press
5 2013
（ ISBN:9784815807337
）
-
The History of Aichi Prefecture: Appendix 31 (Distribution, Finance, Transportation)
Keishi OKABE（
Role：
Contributor）
Aichi Prefecture
3 2013
-
Japanese Trading Companies in North America before World War II: A Study Using Historical Materials Seized in the United States
Keishi OKABE, Kazuo UEYAMA, Yo KIKKAWA（
Role：
Joint author
,
Chapter VI Mitsubishi Shoji Kaisha Ltd. North America Branch and Nissan Motor）
Nihon Keizai Hyouronsha Ltd.
2 2013
（ ISBN:9784818822412
）
-
A History of General Trading Companies
Keishi OKABE, Kazuhiro OMORI, Minoru KIYAMA（
Role：
Joint author
,
Chapter V Wartime System and General Trading Company）
Kwansei Gakuin University Press
11 2011
（ ISBN:9784862830968
）
-
100 Years of Keihan Railway History
Keishi OKABE, Yoshinobu OIKAWA, Keiichi WATANABE（
Role：
Joint author
,
Chapter V Management development during the high growth period (1955-1974), Chapter VI Management after the Oil Crisis (1975-1984)）
Keihan Railway
3 2011
-
History of World Economy: Introduction to Global Economic History
Keishi OKABE, Yuichi KANAI, Satoru NAKANISHI（
Role：
Contributor
,
Explanation Ⅱ-4 North and Williamson）
The University of Nagoya Press
6 2010
（ ISBN:9784815806422
）
-
Information Processing for Students Studying Economics: Excel2007
Keishi OKABE, Susumu KIKUCHI, Toshio IWASAKI（
Role：
Joint author
,
ChapterIII Learn the Basics of Excel, Chapter IV Compare Company Financial Ratios）
Jikkyo Shuppan Co., Ltd.
9 2009
（ ISBN:9784407318319
）
-
Information Processing for Students Studying Economics: Economic Statistical Analysis Using Excel
Keishi OKABE, Susumu KIKUCHI, Toshio IWASAKI（
Role：
Joint author
,
ChapterIII Learn the Basics of Excel, Chapter IV Compare Company Financial Ratios）
Jikkyo Shuppan Co., Ltd.
1 2007
（ ISBN:9784407310832
）
