Japanese Prime Minister Shinzo Abe has expressed regret over the South Korean government's response to the nation's court rulings on the wartime forced labor issue.<br />Addressing questions the lower house of the Japanese parliament on Wednesday,... Abe said Tokyo will deal with the issue unwaveringly based on international laws. <br />He explained this includes demanding an appropriate response from Seoul. <br />This is the second time Abe has expressed regret over the issue since the turn of the year. <br />