Dongnae Olympic began to encourage outdoor activities for single-person households and younger generations. In the 2030s, there are many people called so-called 집순이, 집돌이(a lot of people called one who likes to stay at home). However, the reasons for resting at home are not arbitrary but money, friends to be with, and suitable activities to be together. The Dongnae Olympic connect neighboring neighbors to find exercise promises located near the user. Users can choose to participate and share it with their friends. Also, it supports the schedule view of public places such as a playground and a park, so that the user can check and select the exercise promise of a desired place. Athletic appointments are divided into beginners, beginners, and so on. There are two versions of the league at the Dongnae Olympics, Neighborhood League and the Colonel League. Neighborhoodleague is the common exercise and sport enjoyed as a light heart, and the colon league is a serious athletic competition for your team and other teams. There is also ‘OOdong sports league’, it's a sport league between Local group of amateur athletes who form teams among themselves and compete. The medal will be awarded to the 3rd place of the tournament results and the team uniform will be supported. Using the Dongnae Olympics, you can enjoy easier, more diverse, and more fun to work out with your neighborhood. Run to playground, the game is on!