Keio CEOs: 12 Presidents Since 1948

Revenue and CEOs12 CEOs
Keio
CEOs and long-term results
FY2026
Consolidated
Revenue
¥496.9 billion
Net margin
8.6%
KobayashiMasatada InoueMinowaKuwayamaNishiyamaSaigusaKatoNagataKoumuraTsumura
Revenue¥39.0 billionRevenue¥449.6 billionRevenue¥438.3 billionRevenue¥416.2 billionRevenue¥496.9 billionNet margin3.3%Net margin1.2%Net margin4.5%Net margin4.7%Net margin8.6%1971/31976/31981/31986/31991/31996/32001/32006/32011/32016/32021/32026/3
Revenue¥438.3 billionRevenue¥496.9 billionNet margin4.5%Net margin8.6%1971/31976/31986/31996/32006/32016/32026/3
API: /api/9008/financials_history.csv · /api/9008/financials/pl.json
Tenure timeline
1940195019601970198019902000201020202030
Shiro SannomiyaSadao InoueKoshiro KobayashiMasatada InoueMadoka MinowaKenichi KuwayamaHiroichi NishiyamaMasayuki SaigusaKan KatoTadashi NagataYasushi KoumuraSatoshi Tsumura
Presidents12

Presidents

NameFromToYearsBackgroundEducation
Shiro Sannomiya1948OutsiderKeio University
Sadao InoueMay 1957Company veteranKyoto Imperial University (now Kyoto University)
Koshiro KobayashiJun 1969Company veteranKeio University, Faculty of Law, Political Science (1931)
Masatada InoueMay 1975OutsiderTohoku Imperial University, Faculty of Law (now Tohoku University)
Madoka Minowa1981Company veteranTokyo Prefectural Sixth Middle School (now Tokyo Metropolitan Shinjuku High School) (1931)
Kenichi Kuwayama1985Company veteranWaseda University, Professional Course (1949)
Hiroichi Nishiyama1992OutsiderKeio University, Graduate School of Economics (1953)
Masayuki Saigusa1998Company veteranKeio University, Faculty of Letters, Sociology (1957)
Kan Kato2002Company veteranKeio University, Faculty of Commerce, Commerce (1962)
Tadashi NagataJun 2009Company veteranRikkyo University, Faculty of Law, Law (1974)
Yasushi KoumuraJun 2016Jun 20226.0Company veteranWaseda University, School of Political Science and Economics (1980)
Satoshi TsumuraJun 2022Present4.4Company veteranSophia University, Faculty of Letters (1988)