The Reuleaux triangle is a special triangle devised by the German mechanical engineer Franz Reuleaux, who was active in the 19th century. The height of the tetrahedral object whose face is the triangle does not change even if it is rotated, so it will not rattle even if the table is placed on it and rolled. How about as an object such as a beautiful mirror surface or a colorful one?

By attaching it to the toilet seat, it is an item that allows you to open and close the toilet seat without direct contact. Due to the influence of the coronavirus, many people have become aware of what they touch, but by attaching this item to the toilet seat that they touch every day, it becomes easier to unify the parts that touch and disinfect. Various versions are available, from simple strip-shaped products to products with animal characters.

It is a convenient item that you can carry your raincoat in a container like a capsule of a gacha. With this raincoat, which is even more compact than a folding umbrella, you don't have to panic if you run into sudden rain. Colorful capsules can be hung on a bag or belt and carried around.

Earrings that prevent complete wireless earphones such as AirPods from falling out of your ears and being lost. If you attach the tip of the earring to the fixing cap that comes with the earring, you can prevent it from being lost even if it comes off your ear.