The present invention relates to a novel infectious bursal disease virus IBD K7 and an infectious bursal disease vaccine using the same. Provide is a vaccine for protecting fowls against diseases derived from infection of an infectious bursal disease virus including the virus of the present invention and a pharmaceutically acceptable carrier or a diluent. By providing a novel infectious bursal disease virus, a vaccine including the same, and a manufacturing method thereof, the present invention can protect fowls from infectious bursal diseases effectively.COPYRIGHT KIPO 2015본 발명은 신규 전염성 F낭병 바이러스 IBD K7주 및 이를 이용한 전염성 F낭병 백신에 관한 것이다.