SEOUL, June 18 (UPI) -- South Korean President Lee Jae-myung and Japanese Prime Minister Shigeru Ishiba held their first bilateral summit Tuesday on the sidelines of the G7 meeting in Toronto--marking a cautious but notable step toward resetting long-strained relations between the two neighboring countries. Lee, whose prior remarks on Japan drew criticism from Japanese conservatives, signaled a shift toward a more pragmatic diplomatic posture during the meeting. His tone in Toronto suggested a