It's an application for Korean typing practice in the Chunjiin keyboard.
You can practice Korean keyboard without installing the Chunjiin keyboard. It provides Chunjiin and Chunjiin PLUS keyboards. ---- 개발자 연락처 : 장도곤 유엔로 246 108동 1505호 남구, 부산광역시 48409 South Korea 157-71-00233 2024-부산남구-0797 부산광역시 남구청
