Cat lounges and makes itself at home at the new Cat Café by Purina ONE on Wednesday, April 23, 2014 in New York. (Photo by Amy Sussman/Invision for Purina ONE/AP Images)

This picture taken on September 9, 2014 shows a waiteress handing over food to customers at a prison themed restaurant in Tianjin. As more themed restaurants are popular in China, a “prison style” restaurent in Tianjin is aimed at reminding people to observe the law and to be good citizens. (Photo by Wang Zhao/AFP Photo)

Located in Kunshan, eastern China, the restaurant relies on over a dozen machines for tasks such as greeting customers, waiting on tables and cooking basic meals. The eatery becomes the third café in the world to rely on the use of robot employees, potentially giving a glimpse into how future businesses could operate. Photo: This photo taken on August 13, 2014, shows a robot carrying food to customers in a restaurant in Kunshan. It's more teatime than Terminator – a restaurant in China is electrifying customers by using more than a dozen robots to cook and deliver food. (Photo by Johannes Eisele/AFP Photo)

A waitress displays a plate of animal penises and testis at the Guolizhuang pen*s Restaurant on September 7, 2007 in Beijing, China. The restaurant offers more than 30 types of animal-pen*s dishes which can cost from 500 yuan (76.99 USD) up to 90,000 yuan (13,857.67 USD). It is believed that eating an animal's pen*s can strengthen a man's sexual ability. (Photo by Feng Li/Getty Images)

A cat sleeps between customers inside “Meow” cafe, where diners can play, interact or adopt cats given away by their former owners or rescued from the streets, in Monterrey, Mexico, May 14, 2016. (Photo by Daniel Becerril/Reuters)

The maid-themed cafe in Hangzhou, China on September 29, 2016. A cafe has been bringing in droves of new customers after hiring young women to dress up in Frech maid costumes while serving diners. Curious coffee- and coffee-lovers are coming from all corners of Hangzhou, capital of East China's Zhejiang Province, to get a taste of the “maid cafe” experience. The business is said to have been opened by a man surnamed Yu and his friends, all whom are natives or graduates of the city. The all-female staff who donned the black and white French maid outfits are also students currenting living or studying in Hangzhou, allowing them to marry their passion for serving with the part-time job. (Photo by AsiaWire)

Customers take photos of a snake at the Tokyo Snake Center, a snake cafe, in Tokyo's Harajuku shopping district August 14, 2015. The cafe has on display 35 non-venomous snakes of 20 different breeds. Open six days a week, the cafe allows customers to enjoy food and beverages while watching a small snake slither around in a cage on their table for a 1,000 yen (8.04 dollars). By paying an additional fee, customers get to hold and pet the snake. (Photo by Toru Hanai/Reuters)

A woman poses with a cut-out of Vladimir Putin in the “President Cafe” in Krasnoyarsk, Siberia, Russia, April 7, 2016. Dozens of photos of Vladimir Putin, from childhood to Russian President, hang on the walls of President Cafe in a working-class area of Krasnoyarsk, a city in eastern Siberia. A life-size cut-out of Putin stands by the bar. Images of U.S. President Barack Obama, as well as leaders of Germany and Britain, greet customers in the toilets. (Photo by Ilya Naymushin/Reuters)