How old was Koji Oishi in…

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Koji Oishi was ? in ONE Championship 19: Reign of Champions as 'Himself'.

Movie Released: Fri, Aug 29 2014

Koji Oishi was ? in UFC 53: Heavy Hitters as 'Self'.

Movie Released: Sat, Jun 04 2005

Koji Oishi was ? in Pancrase: Spirit 3 as 'Himself'.

Movie Released: Mon, Mar 25 2002

Koji Oishi was ? in UFC 25: Ultimate Japan 3 as 'Self'.

Movie Released: Fri, Apr 14 2000

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Ages in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages