![](http://www.ecns.cn/hd/2020/04/30/1ca5165f8cd3485c8c03b2cb389f9c2d.jpg)
A female seal and the quarium keeper stroll together as a part of their practice for their show at an empty visitors' area at the Aqua Park Shinagawa which is closed to the public amid the coronavirus disease (COVID-19) outbreak in Tokyo, Japan, April 30, 2020. (Photo/Agencies)
![](http://www.ecns.cn/hd/2020/04/30/eca7795dadb54908b6edff03910eb24b.jpg)
A female seal and the quarium keeper stroll together as a part of their practice for their show at an empty visitors' area at the Aqua Park Shinagawa which is closed to the public amid the coronavirus disease (COVID-19) outbreak in Tokyo, Japan, April 30, 2020. (Photo/Agencies)
![](http://www.ecns.cn/hd/2020/04/30/cc08e1b5670743a6aece9552e76e22c8.jpg)
A female seal strolls as a part of it's practice for it's show, at an empty visitors' area at the Aqua Park Shinagawa which is closed to the public amid the coronavirus disease (COVID-19) outbreak during a state of emergency to fight the disease, in Tokyo, Japan, April 30, 2020. (Photo/Agencies)
![](http://www.ecns.cn/hd/2020/04/30/7de560fa96e44127892e4a3090660f1b.jpg)
A female seal and the quarium keeper stroll together as a part of their practice for their show at an empty visitors' area at the Aqua Park Shinagawa which is closed to the public amid the coronavirus disease (COVID-19) outbreak in Tokyo, Japan, April 30, 2020. (Photo/Agencies)