A family of children share a bath in Japan, circa 1965. (Photo by Three Lions/Hulton Archive/Getty Images)

Japanese sumo wrestler Kisenosato (C) holds a red sea bream next to his stablemaster Tagonoura's wife Kotomi as he celebtares after receiving messengers from the Japan Sumo Association bringing official notice of his promotion to Yokozuna, or grand champion, during a ceremony in Tokyo, Japan, January 25, 2017. (Photo by Toru Hanai/Reuters)

A tea ceremony master use the Hishaku made by bamboo and makes a tea during the outdoor tea ceremony at Zuihoji Temple Park on November 3, 2011 in Kobe, Japan. The tea ceremony began in 1950 to commemorate the 14th century governor Toyotomi Hideyoshi and his tea master Sen no Rikyu, who are said to visit this area and enjoyed tea ceremonies. (Photo by Buddhika Weerasinghe/Getty Images)

Miesha Tate, UFC women's bantaweight shows the media how to fight during a UFC press conference at Akasaka Garden City on August 26, 2014 in Tokyo, Japan. (Photo by Atsushi Tomura/Getty Images)

Elementary school sumo wrestlers compete in the sumo ring during the Wanpaku sumo-wrestling tournament in Tokyo, Japan July 30, 2017. (Photo by Kim Kyung-Hoon/Reuters)

Ai (R) and Hamuka dressed in “Lolita fashion”, influenced by Victorian style, pose for a photographs at Harajuku shopping district in Tokyo, Japan March 15, 2018. (Photo by Kim Kyung-Hoon/Reuters)

Samba dancers perform during the annual Asakusa Samba Carnival in Tokyo, Japan August 27, 2016. Asakusa is a district in Taitō, Tokyo. The neighborhood is famous for its annual Brazilian style carnival. There is a significant Brazilian presence in the local community and the Association of Samba Schools of Asakusa is based there. (Photo by Kim Kyung-Hoon/Reuters)

Women carry a portable shrine, a Mikoshi, through a street in Tokyo's Asakusa district during the Sanja festival, Japan, May 15, 2016. (Photo by Thomas Peter/Reuters)