India, Oct. 26 -- The Pan Pacific Open has suffered another setback following the conclusion of the opening day, with second seed Maja Chwalinska withdrawing from the WTA 500 tournament in Tokyo because of a thigh injury. The Polish star had emerged as one of the leading contenders after winning her maiden WTA Tour title in Wuhan. She had entered the Tokyo competition last week after pulling out of the Ningbo Open, raising hopes of another strong performance before the injury forced her to step away.

Chwalinska confirmed her withdrawal through a social media post on Monday, leaving both the player and her supporters disappointed at a crucial stage of her season. The Pole had been building momentum on the tour after her breakthrough run t...