Both the Japanese crowdfunding site “green funding” and “kibidango” have sold the tent “RhinoWolf2.0” since January 12, 2021, and it has become popular with sales of around 4 million yen each. is a set of a one-person tent, a three-season air mattress and a sleeping bag, and its greatest feature is that it can be connected to multiple tents. This product has already gained popularity through overseas crowdfunding, but now the popular coyote color in Japan has been added to the color variation.