Nihon University professor and head of Nihon University Animal Medical Center Kazuya Edamura, 49, points to cat photos on a computer screen, which are used to train the AI of “CatsMe!”, an AI-driven smartphone application jointly developed by tech startup Carelogy and researchers at Nihon University that purports to tell when a cat is feeling pain, as he gives a lecture to students on diagnosing pain in cats, at the medical center in Fujisawa, south of Tokyo, Japan on June 11, 2024. (Photo by Issei Kato/Reuters)

Pedestrians walk past an art installation by French street artist James Colomina called the “The Briefcase” (bottom) at Shibuya Crossing in the Shibuya district of central Tokyo on May 20, 2025. The display shows a red briefcase – a symbol of work and conformity – with arms, legs and a tie poking out on the ground to illustrate a “salaryman” who has lost his identity, swallowed by his daily routine. (Photo by Richard A. Brooks/AFP Photo)

A caterpillar driven ferry with a 24 horsepower engine takes holidaymakers from the mainland at Bigbury in Devon to Burgh Island, a quarter of a mile away. (Photo by Reg Speller/Fox Photos/Getty Images). 4th April 1935

A model displays a collection by graduates of the British Higher School of Art & Design during the Fashion Week at Zaryadye Park near Red Square in Moscow, Russia, Friday, June 24, 2022. (Photo by Alexander Zemlianichenko/AP Photo)

Gold medalist Shelly-Ann Fraser-Pryce of Jamaica celebrates after the Women's 100m Final during the 18th edition of the World Athletics Championships at Hayward Field in Eugene, Oregon, United States on July 17, 2022. (Photo by Aleksandra Szmigiel/Reuters)

A cosplayer dressed as the actress Lucy Liu, as depicted in the animated series Futurama, poses for a photo at Comic-Con International in San Diego, California, U.S., July 23, 2022. (Photo by Bing Guan/Reuters)

American model Emily Ratajkowski attends Game 5 of the NBA Playoffs, New York Knicks v Atlanta Hawks at Madison Square Garden in New York, USA on June 2, 2021. (Photo by Startraks Photo/Rex Features/Shutterstock)

Third place: the rear leg, claw and respiratory trachea of a louse (Haematopinus suis). (Photo by Frank Reiser/Nassau Community College/Nikon Small World Photomicrography 2021)