The chief architect of Sony's PlayStation game console stepped down on Tuesday as the Japanese company struggles to defend its dominance in the video game industry and revive its reputation as an electronics pioneer.Ken Kutaragi, 56, stepped down as Sony Computer Entertainment Inc.'s chairman and group chief executive, the gaming unit said Tuesday. The unit is now headed by Kazuo Hirai, SCE's former president and chief operating officer.
Kutaragi had already been relieved of day-to-day responsibilities as president last year but stayed on as its chief executive and chairman.
Though no longer a board member, Kutaragi will hold an advisory post at the gaming unit, according to SCE official Sayoka Henmi.
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