1. Tokyo nights

2. Cherry blossoms are illuminated next to Roppongi Hills Mori Tower building in Tokyo, Japan, March 23, 2016. REUTERS/Toru Hanai

3. Men carry umbrellas as they cross a street under a railway bridge on a rainy night in Tokyo October 16, 2015. REUTERS/Thomas Peter

4. Reporters are reflected in a window overlooking Tokyo at night as they work at the Toshiba headquarters after a news conference July 21, 2015. REUTERS/Thomas Peter

5. A man get out of a taxi in Shinjuku's nightlife district of Kabukicho in Tokyo, August 27, 2015. REUTERS/Thomas Peter

6. People walk past illuminated trees on a rainy night in Tokyo October 16, 2015. REUTERS/Thomas Peter

7. People cross a junction in Shinjuku's nightlife district of Kabukicho in Tokyo, August 27, 2015. REUTERS/Thomas Peter

8. People wait on a metro platform as a train goes past in central Tokyo October 16, 2015. REUTERS/Thomas Peter

9. Passersby are silhouetted in front of an illuminated advertising board of a gigolo club called "host club" in Kabukicho, Tokyo's biggest amusement district, June 12, 2015. REUTERS/Issei Kato

10. A general view shows the headquarters of Sony Corporation at night in Tokyo, Japan, March 18, 2016. REUTERS/Thomas Peter

11. An anti-nuclear energy protester plays the guitar and sings songs opposite Japan's national parliament building in Tokyo November 21, 2014. REUTERS/Thomas Peter

12. Women in kimonos look at pictures they took in front of paper lanterns during the annual Mitama Festival at the Yasukuni Shrine in Tokyo July 13, 2014. REUTERS/Yuya Shino

13. A man using his mobile phone stands near a glass window at a building at a Tokyo's business district March 18, 2015. REUTERS/Yuya Shino

14. People stand outside a nightclub in Shinjuku's nightlife district of Kabukicho in Tokyo, August 27, 2015. The words on the left translates to "Open Invitation". REUTERS/Thomas Peter

15. A man holds an umbrella as he stands in a street on a rainy night in Tokyo October 16, 2015. REUTERS/Thomas Peter

16. The silhouette of Japan's highest mountain Mount Fuji is seen beyond buildings in Tokyo December 12, 2012. REUTERS/Issei Kato

17. A man holding an umbrella walks on a traditional Japanese pub street in Tokyo February 26, 2015. REUTERS/Yuya Shino

18. A security worker walks around a Christmas illumination at Yomiuri Land amusement park in Tokyo November 8, 2014. REUTERS/Yuya Shino

19. A man rides a bike in Shinjuku's nightlife district of Kabukicho in Tokyo, August 27, 2015. REUTERS/Thomas Peter

20. A man walks out of a Japanese pub at a business district in Tokyo, Japan, April 30, 2015. REUTERS/Yuya Shino

21. Lights are seen turned on at a residential apartment building in downtown Tokyo March 8, 2012. REUTERS/Carlos Barria