Mirror discovered at ancient Japan tomb

Photo taken on Jan. 20, 2023, in Kashihara, Nara Prefecture, shows a shield-shaped mirror excavated from the fourth century Tomio-Maruyama tomb mound in the western Japan city of Nara in November 2022. The 5.7-kilogram mirror, which is 64 centimeters in length and 31 cm in width at its widest, is the largest bronze mirror ever found in Japan, according to the city's board of education and an archeological institute that supported the excavation.