Since ancient times, Marathon running has always been an attractive sport when it showed the strength and flexibility of the body. You can see people running tens of kilometers so horribly. Come to KawaiRun game, you will be joined by Kawai boy to participate in this boy's running practice. Kawai is a boy with strong will and loves to run. He trains anytime, rain or shine, light or dark to achieve the best results. Please help him can move the farthest distance. By using the arrow keys, you will be able to help Kawai run a great way there.