A guest takes a rest in his room at Japan's capsule hotel chain nine hours' Shinjuku-North branch in Tokyo, Japan, April 13, 2018. (Photo by Kim Kyung-Hoon/Reuters)





Azaleas are in full bloom at Nagushiyama Park in Sasebo, Nagasaki Prefecture, southwestern Japan, Sunday, April 15, 2018. Some100,000 different kinds of azaleas are blooming in spring period at the park. (Photo by Eugene Hoshiko/AP Photo)





Newly hired employees of Japan Airlines (JAL) group fly paper planes during the company group's initiation ceremony at a hangar of Haneda airport in Tokyo, Japan, April 2, 2018. (Photo by Issei Kato/Reuters)





Babies, 9-month-old Kizuki (L) and 10-month-old Sarah, cry as they are held up by amateur sumo wrestlers during a baby crying contest at Sensoji temple in Tokyo, Japan, April 28, 2018. In the contest two wrestlers each hold a baby while a referee makes faces and loud noises to make them cry. The baby who cries the loudest wins. The ritual is believed to aid the healthy growth of the children and ward off evil spirits. 160 children took part in the event in this year, the organiser said. (Photo by Issei Kato/Reuters)





Yasukuni Shrine priests purify themselves before walking towards the outer shrine to perform a Shinto ritual during the three- day spring festival at the shrine in Tokyo on April 22, 2018. (Photo by Toshifumi Kitamura/AFP Photo)





A visitor watches a display of barrels of sake, or rice wine, dedicated to Tsurugaoka Hachimangu shrine in the compound of the Shinto shrine in Kamakura, southwest of Tokyo, Sunday, February 4, 2018. Kamakura is one of popular tourist spots with Zen temples and Shinto shrines. (Photo by Shizuo Kambayashi/AP Photo)





A family wearing traditional Japanese clothing posed for a photograph during spring season in one of the garden in Kiyomizu dera, Kyoto prefecture, Japan on March 30, 2018. (Photo by Richard Atrero de Guzman/NurPhoto via Getty Images)





Pyeongchang Olympics figure skating gold medalist Yuzuru Hanyu, center, cleans his shoe during the Imperial spring garden party at the Akasaka Palace imperial garden in Tokyo Wednesday, April 25, 2018. (Photo by Eugene Hoshiko/AP Photo)





A bus is driven past a seawall in Yamada village, Iwate Prefecture, Japan, March 3, 2018. (Photo by Kim Kyung-Hoon/Reuters)





A man prays for victims of the March 11, 2011 earthquake and tsunami disaster, at a park in Tokyo, Japan, March 11, 2018, to mark the seventh-year anniversary of the disaster that killed thousands and set off a nuclear crisis. (Photo by Toru Hanai/Reuters)





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





A kimono-clad woman takes a selfie at the Chidorigafuchi moat in Tokyo, Japan March 26, 2018. (Photo by Issei Kato/Reuters)





People film a shower of cherry blossoms at a park in Tokyo, Japan, April 2, 2018. (Photo by Toru Hanai/Reuters)





A new transforming robot called “J-deite RIDE” that transforms itself into a passenger vehicle, developed by Brave Robotics Inc, Asratec Corp and Sansei Technologies Inc, is unveiled at a factory near Tokyo, Japan on April 26, 2018. (Photo by Toru Hanai/Reuters)





Woman in kimono takes photos under a cherry blossom trees in full bloom during Hanami or cherry blossom season in Maruyama park, Kyoto prefecture, Japan on March 30, 2018. (Photo by Richard Atrero de Guzman/NurPhoto via Getty Images)





A woman takes a picture of the cherry blossom at Chidorigafuchi in Tokyo, Monday, March 26, 2018. Japan's famous cherry blossoms have reached full bloom in Tokyo as spring-like weather descends on the nation's capital. (Photo by Shizuo Kambayashi/AP Photo)





Shinto female attendants come out of the shrine past votive paper lanterns at Kanda Myojin shrine in Tokyo, Wednesday, March 7, 2018. Kanda Myojin is the home shrine of the Kanda Festival, one of Tokyo's top Shinto festivals. (Photo by Shizuo Kambayashi/AP Photo)





A large pink phallic-shaped “Mikoshi” is paraded through the streets during Kanamara Matsuri (Festival of the Steel Phallus) on April 1, 2018 in Kawasaki, Japan. The Kanamara Festival is held annually on the first Sunday of April. The pen*s is the central theme of the festival, focused at the local pen*s-venerating shrine which was once frequented by prostitutes who came to pray for business prosperity and protection against sexually transmitted diseases. Today the festival has become a popular tourist attraction and is used to raise money for HIV awareness and research. (Photo by Carl Court/Getty Images)





Women react to the camera as they eat phallic-shaped lollipops during Kanamara Matsuri (Festival of the Steel Phallus) on April 1, 2018 in Kawasaki, Japan. (Photo by Carl Court/Getty Images)





A woman wears a novelty nose and glasses as she helps carry a large pink phallic-shaped “Mikoshi” through the streets during Kanamara Matsuri (Festival of the Steel Phallus) on April 1, 2018 in Kawasaki, Japan. (Photo by Carl Court/Getty Images)





Japanese father's and sons cross a stream below a group of one thousand large carp kites flown in the air during Golden Week in Takatsuki city, Osaka prefecture, Japan, 03 May 2018. The carp kites, which symbolize strength, energy and courage are flown from late April until May 5th, or Children's Day in Japan. Children's Day is one of the holidays during Golden Week, a series of annual holidays in Japan at the beginning of May. (Photo by Everett Kennedy Brown/EPA/EFE/Rex Features/Shutterstock)