A former president of Japanese discount retailer Don Quijote Holdings Co., now known as Pan Pacific International Holdings Corp., was arrested Thursday by prosecutors for alleged involvement in insider trading in 2018.Tokyo prosecutors suspect Koji Ohara, 57, illegally advised a male acquaintance several times in September that year to purchase Don Quijote shares for profit before the announcement of a takeover bid for the company by FamilyMart Uny Holdings Co., in violation of the Financial Instruments and Exchange law.Ohara previously denied the charges during voluntary questioning prior …READ FULL ARTICLE