Protesters stage a demonstration to mark International Labour Day in Manila on May 1, 2026. (Photo by Jam STA ROSA / AFP via Getty Images)

Japan's Prime Minister Sanae Takaichi (R) waves as she departs on an official trip to Vietnam and Australia at Haneda Airport in Tokyo on May 1, 2026. (Photo by Kazuhiro NOGI / AFP via Getty Images)

Japan's Prime Minister Sanae Takaichi (centre R) walks up the stairs of her plane as she departs on an official trip to Vietnam and Australia at Haneda Airport in Tokyo on May 1, 2026. (Photo by Kazuhiro NOGI / AFP via Getty Images)

Japan's Prime Minister Sanae Takaichi waves as she departs on an official trip to Vietnam and Australia at Haneda Airport in Tokyo on May 1, 2026. (Photo by Kazuhiro NOGI / AFP via Getty Images)

Japan's Prime Minister Sanae Takaichi (R) bows as she departs on an official trip to Vietnam and Australia at Haneda Airport in Tokyo on May 1, 2026. (Photo by Kazuhiro NOGI / AFP via Getty Images)

Japan's Prime Minister Sanae Takaichi waves as she departs on an official trip to Vietnam and Australia at Haneda Airport in Tokyo on May 1, 2026. (Photo by Kazuhiro NOGI / AFP via Getty Images)

Tourists visit Victoria Harbour during China's Labour Day golden week holiday in Hong Kong on May 1, 2026. (Photo by Peter PARKS / AFP via Getty Images)

Tourists take photos as they visit Victoria Harbour during China's Labour Day golden week holiday in Hong Kong on May 1, 2026. (Photo by Peter PARKS / AFP via Getty Images)