Kevin Wulff is the new chief executive of Asics America, succeeding Nobuo Oda, who is retiring from that position. Wulff has been chief operating officer since last August, and last month also took up the duties of Rich Bourne, departing president. Wulff has held executive positions with Pony, American Sporting Goods and Nike. Oda will remain on Asics' board and advise Asics America.