Japan Steel Works CEOs: 12 Presidents Since 1951

Revenue and CEOs12 CEOs
Japan Steel Works
CEOs and long-term results
FY2026
Consolidated
Revenue
¥274.9 billion
Net margin
7%
IshizukaYanagiKobayashiOnoTatenoYagiOnishiNagataSatoMiyauchiMatsuo
Revenue¥26.2 billionRevenue¥112.4 billionRevenue¥134.1 billionRevenue¥117.8 billionRevenue¥173.3 billionRevenue¥223.3 billionRevenue¥274.9 billionNet margin1.8%Net margin-1.3%Net margin-1.4%Net margin3.8%Net margin-7.4%Net margin7%1957/31961/31966/31971/31976/31981/31986/31991/31996/32001/32006/32011/32016/32021/32026/3
Revenue¥26.2 billionRevenue¥134.1 billionRevenue¥173.3 billionRevenue¥274.9 billionNet margin-1.3%Net margin3.8%Net margin7%1957/31966/31976/31986/31996/32006/32016/32026/3
API: /api/5631/financials_history.csv · /api/5631/financials/pl.json
Tenure timeline
195019601970198019902000201020202030
Tetsuji ShintaniKumezo IshizukaTakeshi YanagiSasaburo KobayashiTatsuro OnoMankichi TatenoNaohiko YagiKeizo OnishiMasahisa NagataIkuo SatoNaotaka MiyauchiToshio Matsuo
Presidents12

Presidents

NameFromToYearsBackgroundEducation
Tetsuji ShintaniJun 1951Tokyo Imperial University, Faculty of Engineering, Ordnance Engineering (1924)
Kumezo Ishizuka1955Company veteranTokyo Higher Commercial School (now Hitotsubashi University)
Takeshi YanagiNov 1959Company veteranTokyo Imperial University, Faculty of Engineering, Metallurgy (1923)
Sasaburo KobayashiNov 1965Company veteranHamamatsu Higher Technical School, Applied Chemistry (now Shizuoka University, Faculty of Engineering) (1927)
Tatsuro OnoNov 1973Company veteranTokyo Imperial University, Faculty of Law, Law (1934)
Mankichi TatenoJun 1979Company veteranTokyo Imperial University, Faculty of Engineering (1933)
Naohiko Yagi1985Company veteranTokyo Imperial University, Faculty of Engineering, Mechanical Engineering (1947)
Keizo Onishi1995Company veteranHokkaido University, Faculty of Engineering, Metallurgical Engineering (1960)
Masahisa NagataJun 2001Company veteranKeio University, Faculty of Engineering, Mechanical Engineering
Ikuo SatoJun 2009Apr 20177.8Company veteranHokkaido University, Faculty of Engineering, Nuclear Engineering
Naotaka MiyauchiApr 2017Apr 20225.0Company veteranChuo University, School of Science and Engineering
Toshio MatsuoApr 2022Present4.6Company veteranKyushu University, Faculty of Engineering