A Sort of Attache Case for Carrying Live Fish

In Japan, birthplace of sushi, an unnamed inventor is developing a case to carry live fish. You can use it to "Bring the fish you caught or the live fish you bought at the market to your home!" "Katsugyo" means "live fish," by the way. The most recent update, from May 1st, describes how the final design is intended to work. Here's a machine translation: "It is divided into two units, a water tank and a main body. When you put fish in it, remove the water tank, store the fish,...