|Fast facts on Hisao Oguchi|
|Place of birth: Nagano, Japan|
|Date of birth: 1960-03-05 (age 57)|
|Role(s): Producer, Executive|
|Education: Engineering, Chuo University|
Hisao Oguchi (小口 久雄) joined Sega in March 1984. In 1993, he became the Assistant President of Sega Amusement Machine Research and Development Department 3 (AM3).
Oguchi became President of Sega. He left Hitmaker as a result and Mie Kumagai took his place. In 2004 Sammy bought a controlling share in Sega Corporation at a cost of $1.1 billion, after which Sammy chairman Hajime Satomi became President of Sega and Oguchi was shunted down into the position of Assistant President.
|SEGA Executive and R&D Management|
|Chairmen||Isao Okawa (1984-2001) | Hajime Satomi (2004-current)|
|Presidents||Hayao Nakayama (1984-1998) | Shoichiro Irimajiri (1998-2001) | Hideki Sato (2001-2003) | Hisao Oguchi (2003-2008) | Okitane Usui (2008-2012) | Naoya Tsurumi (2012-current) | Hideki Okamura (2014-current) | Haruki Satomi (2015-current)|
|R&D Managers||Hisashi Suzuki (1983-2003) | Hideki Sato (1988-2001) | Yoji Ishii (1989-1999) | Tomio Takami (1988-1996) | Shinobu Toyoda (1989-2008) | Rikiya Nakagawa (1990-2003) | Yu Suzuki (1990-2009) | Hisao Oguchi (1990-2003) | Makoto Oshitani (1992-1999) | Hiroshi Aso (1992-current?) | Shoichiro Irimajiri (1992-1998) | Yukifumi Makino (1992-2004) | Shun Arai (1995-2002) | Noriyoshi Ohba (1995-2004) | Yuji Naka (1995-2006) | Tetsuya Mizuguchi (1995-2003) | Toshihiro Nagoshi (1998-current) | Masao Yoshimoto (1999-current) | Kenji Sasaki (1999-2005) | Hiroshi Kataoka (2001-current) | Mie Kumagai (2000-current) | Takayuki Kawagoe (2000-2013) | Kazunari Tsukamoto (2003-2008) | Hiroshi Uemera (2001-2013) | Makoto Uchida (2002-current) | Yukio Sugino (2004-current) | Hideki Okamura (2005-2008) | Masanao Maeda (2005-2012) | Hiroyuki Miyataki (2005-current) | Okitane Usui (2005-2008) | Akinori Nishiyama (2005-current) | Akira Nishino (2005-current) | Takaya Segawa (2005-current) | Atsushi Seimiya (2005-current) | Osamu Ohashi (2008-current) | Youchi Shimasato (2008-current) | Naoya Tsurumi (2010-2012) | Masayoshi Kikuchi (2010-current) | Yasuhiro Nishiyama (2010-current) | Takashi Iizuka (2010-current) | Haruki Satomi (2010-2015)|
|Sega West Executives||David Rosen (1975-1996) | Bruce Lowoy (1986-1988) | Michael Katz (1989-1991) | Robert Deith (1991-2001) | Tom Kalinske (1991-1996) | Bernie Stolar (1996-1999) | Jean-François Cecillon (1998-2004) | Peter Moore (1999-2003) | Naoya Tsurumi (2001-2009) | Hideaki Irie (2003-2005) | Simon Jeffery (2005-2009) | Mike Hayes (2009-2012) | Jürgen Post (2012-current) | John Cheng (2012-current)|