- Author: Akira Ishikawa, Tetsuro Saisho
- Language: English
- Year: 2013
- Author: Akira Ishikawa, Koji Tanaka
- Language: English
- Year: 2005
- Author: Isamu Naka Akira Ishikawa
- Language: English
- Year: 2007
- Author: Akira Ishikawa Terry L. Wilson C.P.A. C.I.A. C.D.P. C.C.P. (auth.)
- Language: English
- Year: 1995
- Author: Akira Ishikawa Tai Nejo
- Language: English
- Year: 2002
- Author: Isamu Naka Akira Ishikawa
- Language: English
- Year: 2007
- Author: Akira Ishikawa Tai Nejo
- Language: English
- Year: 2004
- Author: Isamu Naka Akira Ishikawa
- Language: English
- Year: 2007
- Author: Akira Ishikawa Akira Ishikawa Atsushi Tsujimoto
- Language: English
- Year: 2008