Members of Japanese idol group Kamen Joshi (Masked Girls) pose for a photo after a rehearsal for a concert at their theatre in Tokyo's Akihabara district, Japan March 17, 2016. For countless girl and pop-idol bands in Japan, standing out from the crowd can be daunting, but one group – “Kamen Joshi” – seems to have found the answer by hiding behind masks. The Tokyo-based all female band has 18 members, split into three groups that perform across Japan and elsewhere in Asia. (Photo by Toru Hanai/Reuters)

Okame Flowering Cherry tree blossoms are seen frozen on Valentine's Day in front of RX3 Compounding Pharmacy in Chester, Virginia, February 14, 2021. (Photo by Kristi K. Higgins/progress-index.com/USA Today Network via Reuters)

An airplane is silhouetted at sunrise, seen from the suburb of Saint-Cloud, near Paris, France, 08 December 2016. Paris is undergoing a third day pollution spike, prompting the city to limit vehicle circulation. (Photo by Ian Langsdon/EPA)

A swimmer disguised as Superman dives into the lake during the 78th “Coupe de Noel” (Christmas cup) swimming race in the Lake Geneva, on December 18, 2016 in Geneva. More than 1800 participants took part in the event, a 12-meter-long swimming off the Geneva's bank in the 7 degrees Celsius cold water. (Photo by Fabrice Coffrini/AFP Photo)

Damir Sagolj has won Reuters photojournalist of the year for his 2016 work, which included documenting the deadly Philippine drug war and the North Korea congress. Here: A 17 year old girl lays dead next to her doll after she and her friend were killed by unknown motorcycle-riding gunmen, in an alley in Manila, Philippines early October 26, 2016. According to the police, a sign on a cardboard reading “Tulak ka, hayop ka”, which translates to “You are a (drug) pusher, you are an animal” was found with the body of girl's friend. (Photo by Damir Sagolj/Reuters)

Selena Gomez, left, and Taylor Swift arrive at the 58th annual Grammy Awards at the Staples Center on Monday, February 15, 2016, in Los Angeles. (Photo by Jordan Strauss/Invision/AP Photo)

A competitor wearing a kilt and standing on a barrel throws a bowling ball between her legs during the “Brigaball” contest at the annual Bundanoon Highland Gathering, showcasing traditional Scottish events, held in the town of Bundanoon, located southwest of Sydney, April 9, 2016. (Photo by David Gray/Reuters)

Performers are reflected in a displayed vehicle before going onto the stage during the Auto China 2016 auto show in Beijing, China, April 29, 2016. (Photo by Damir Sagolj/Reuters)