‘Coss’ will decrease worry of users regarding tools even when it comes to an unexpected works. ‘Coss’ will provide four stationary functions such as a pen, a sharp pencil, a knife and a ruler, at the same time with convenience of carrying various tools in one product. It means that you can write and draw lines with a ruler and cut with one ‘Coos’. Carrying many stationary supplies is inconvenient and there is a chance to lose one of them. But ‘Coss’ can gather all of supplies automatically, so it cannot be easy to lose. Also, with squared shped tool, it's easy to grip.

Gyeong-gyu, who takes the major class of product design, is a common university student in South Korea. Although he is the familiarity person, we can't easily make a guess about him because he is rarely unpredictable person. Sometimes he says that he want to eat chocolate, but he actually doesn't like it because of fat. He really like to play with someone and like sports. On the other hand, he doesn't like to play ball - sports.

Cosmos is a study group that is consist of students who major in production design in Yonam Institute of Digital Technology. Students who are in Cosmos study together thinking of new production with unique ideas, and sometimes they exhibit the production to an award.