Boats sail past the giant Olympic rings and the Rainbow Bridge on the waterfront area of Odaiba Marine Park in Tokyo, Japan, April 2, 2021. REUTERS/Kim Kyung-Hoon SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES TPX IMAGES OF THE DAY 

A Yurikamome line train, a driverless automatic train system, travels past buildings in Tokyo, Japan, April 21, 2021. Picture taken with a slow shutter speed. REUTERS/Kim Kyung-Hoon SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

Seagulls fly near Shinobazu Pond in Ueno Park in Tokyo, Japan, March 29, 2021. REUTERS/Kim Kyung-Hoon SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES TPX IMAGES OF THE DAY 

Vending machines stand in Shinjuku, Tokyo, Japan, June 16, 2021. REUTERS/Kim Kyung-Hoon SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

People walk across the Shibuya crossing in Tokyo, Japan, June 1, 2021. REUTERS/Kim Kyung-Hoon SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

The Tokyo Tower stands as it is pictured from the Sky Deck of Roppongi Hills in Tokyo, Japan, June 2, 2021. REUTERS/Kim Kyung-Hoon SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

Chikara Mizukami, the owner of Ikko-An, makes Wagashi, a traditional Japanese sweet, at his Wagashi shop in Tokyo, Japan, June 7, 2021. REUTERS/Kim Kyung-Hoon SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

People cross a road in Shinjuku, Tokyo, Japan, June 3, 2021. REUTERS/Androniki Christodoulou SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

A guard stands on Shibuya Sky, the observation deck of Shibuya Scramble Square, during sunset in Tokyo, Japan, June 1, 2021. REUTERS/Kim Kyung-Hoon SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

The head of Godzilla is displayed on the 8th floor of Gracery hotel in Kabukicho, a nightlife area in Shinjuku, Tokyo, Japan, June 3, 2021. REUTERS/Androniki Christodoulou SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

A man rides a kayak in Okutama, on the outskirts of Tokyo, Japan, May 29, 2021. REUTERS/Kim Kyung-Hoon SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

The Rainbow Bridge and buildings are pictured during sunset in Tokyo, Japan, April 7, 2021. REUTERS/Kim Kyung-Hoon SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

Buildings stand in Shibuya, Tokyo, Japan, June 1, 2021. REUTERS/Kim Kyung-Hoon SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

Visitors look at the skyline as they stand on Shibuya Sky, the observation deck of Shibuya Scramble Square, in Tokyo, Japan, June 1, 2021. REUTERS/Kim Kyung-Hoon SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

Sakuradamon Gate of the Imperial Palace stands in front of high-rise buildings in Marunouchi business district in Tokyo, Japan, June 1, 2021. REUTERS/Kim Kyung-Hoon SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

A gardener makes wave-shaped patterns, known as 'samon', at Karesansui, a traditional Japanese Dry Landscape, at Takao Komagino Garden in Hachioji, on the outskirts of Tokyo, Japan, June 7, 2021. Picture taken with a drone. REUTERS/Kim Kyung-Hoon SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

A bonsai tree is displayed near a traditional doll and a folding screen at Takao Komagino Garden in Hachioji, Tokyo, Japan, June 7, 2021. REUTERS/Kim Kyung-Hoon SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

Cast members Hitomi, Kashima and Chia-can, greet guests at 'At-home Cafe', a maid cafe which is a subset of cosplay restaurants, in the Akihabara district, in Tokyo, Japan, June 8, 2021. REUTERS/Issei Kato SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

A teamLab staff member works inside the "Floating Flower Garden", which consists of a three-dimensional mass of flowers, at teamLab Planets in Tokyo, Japan, June 3, 2021. REUTERS/Kim Kyung-Hoon SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES TPX IMAGES OF THE DAY 

A teamLab staff member poses for a photograph as he sits inside a digital artwork at teamLab Planets in Tokyo, Japan, June 3, 2021. REUTERS/Kim Kyung-Hoon SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

Koshiro Minamoto, the founder of BUGAKU and a Samurai martial arts instructor, performs BUGAKU, a composite Samurai Art of Japanese traditional martial arts and the traditional Japanese performing art Noh, as he poses for a photo before a performance in Tokyo, Japan, April 3, 2021. REUTERS/Kim Kyung-Hoon SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

Shinto priests and shrine maidens guide a couple towards the wedding ceremony hall of Meijijingu shrine where the couple will get married in a traditional Japanese ceremony in Tokyo, Japan, June 5, 2021. REUTERS/Androniki Christodoulou SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

Shouko Totsuka, a Miko also known as a shrine maiden, poses for a photograph as she stands inside the tunnel of Red Torii Gate at the Hie-Jinja Shinto Shrine in Tokyo, Japan, June 1, 2021. REUTERS/Kim Kyung-Hoon SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES TPX IMAGES OF THE DAY 

Miniature fox figures bearing worshiper's wishes are placed next to a shrine building at the Hie-Jinja Shinto Shrine in Tokyo, Japan, June 1, 2021. REUTERS/Kim Kyung-Hoon SEARCH "TOKYO POSTCARDS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES