Students practice smiling at a smile training course at Sokei Art School in Tokyo, Japan on May 30, 2023. (Photo by Kim Kyung-Hoon/Reuters)





Students learn how to practice facial muscles with mirrors at a smile training course at Sokei Art School in Tokyo, Japan on May 30, 2023. (Photo by Kim Kyung-Hoon/Reuters)





In this photo released by the Imperial Household Agency of Japan, Emperor Naruhito and Empress Masako, left, with their daughter Princess Aiko pull cocoons to raise silkworms on the Momijiyama Imperial Cocoonery at the Imperial Palace in Tokyo, on May 30, 2023. (Photo by Imperial Household Agency via AP Photo)





Custodians cover plants with a net in preparation for Typhoon Mawar in Naha, southern Japan, Wednesday, May 31, 2023, as it was moving towards the Okinawa islands. (Photo by Hiro Komae/AP Photo)





Fishermen make a routine check on their boat docked at the Tomari fishery port in Naha in the main Okinawa island, southern Japan, Thursday, June 1, 2023, after they have prepared some protections against a tropical storm nearing the Okinawa islands. (Photo by Hiro Komae/AP Photo)





A pedestrian reacts as she caught a gust of wind while walking down the famed “Kokusai-dori” street, a tourist spot, in Naha in the main Okinawa island, southern Japan, Thursday, June 1, 2023, as a tropical storm was approaching. (Photo by Hiro Komae/AP Photo)





People make their way in a strong rain in Kochi, southern Japan Friday, June 2, 2023. A weakened Tropical Storm Mawar brought heavy rains to Japan’s main southern islands Friday after passing the Okinawan archipelago and causing injuries to several people. (Photo by Kyodo News via AP Photo)





Pedestrians holding umbrellas make their way in the heavy rain in Tokyo, Japan on June 2, 2023. (Photo by Kim Kyung-Hoon/Reuters)





People use their umbrellas to shelter from the rain as they walk through Shibuya district in Tokyo on June 2, 2023. (Photo by Yuichi Yamazaki/AFP Photo)





A person holds an umbrella against strong wind and rain as he walks on a street Friday, June 2, 2023, in Tokyo, as a tropical storm was approaching. (Photo by Eugene Hoshiko/AP Photo)





A person holds an umbrella against strong wind and rain as he walks on a street Friday, June 2, 2023, in Tokyo, as a tropical storm was approaching. (Photo by Eugene Hoshiko/AP Photo)





Pedestrian hold an umbrella against strong wind and rain as he walks on a street Friday, June 2, 2023, in Kawasaki near Tokyo, as a tropical storm was approaching. (Photo by Eugene Hoshiko/AP Photo)





Rescue operations are underway as vehicles are left in floodwaters following heavy rain brought about by Typhoon Mawar, in this photo taken from a Kyodo News helicopter, in Toyokawa, Aichi Prefecture, central Japan in this photo taken by Kyodo on June 3, 2023. (Photo by Kyodo News via Reuters)





This photo taken on June 8, 2023 shows Japanese opposition lawmaker Taro Yamamoto (top L) trying to jump toward committee chairman Hisatake Sugi (seated centre L) as ruling coalition lawmakers push a controversial immigration bill to a vote, during an Upper House Judicial Affairs Committee meeting in Tokyo. Japan on June 9 enacted an immigration law that the government says will improve conditions for asylum seekers but that also allows it to deport those whose applications fail repeatedly. (Photo by JIJI Press via AFP Photo)





A person holding an umbrella in the rain walks in front of an electronic stock board showing Japan's Nikkei 225 index at a securities firm Monday, June 12, 2023, in Tokyo. Shares were mixed in Asia on Monday after the S&P 500 logged its fourth winning week in a row, while investors await another decision by the Federal Reserve on interest rates.(Photo by Eugene Hoshiko/AP Photo)





A child looks at toys as on the last public day of the International Tokyo Toy Show at the Tokyo Big Sight convention center in Tokyo, Japan on June 11, 2023. The Tokyo Toy Show is held for four days from June 8-9 for buyers and from June 10-11 for fans, enthusiasts and Japanese families. (Photo by David Mareuil/Anadolu Agency via Getty Images)





A visitor looks at a Sagrada Família model displayed during the press preview of the “Gaudi and the Sagrada Família” exhibition at the National Museum of Modern Art, in Tokyo, Japan, 12 June 2023. The exhibition, which focuses on the Sagrada Família presenting more than 100 drawings, models, photographs and materials, will be opened to the public from 13 June until 10 September 2023. (Photo by Franck Robichon/EPA/EFE)





An ambulance and fire trucks park near the scene of a spray attack in Osaka, western Japan Wednesday, June 14, 2023. Police in the western Japanese city of Osaka said Wednesday they are searching for a suspect who sprayed an unknown liquid on several women inside a department store, causing pain to their faces and eyes. (Photo by Kyodo News via AP Photo)





A train adorned with Harry Potter characters are seen at Nerima station near the theme park “Warner Bros. Studio Tour Tokyo – The Making of Harry Potter” in Tokyo on June 16, 2023. (Photo by Yuichi Yamazaki/AFP Photo)





A police officer holds an umbrella at the Lost and Found Center of the Metropolitan Police Department in Tokyo, Japan, 19 June 2023. During the rainy season, it is estimated that some 2,000 umbrellas per rainfall are forgotten in trains, especially on subways. (Photo by JIJI Press/EPA)