Kunpokpung in use.
Kunpokpung (Hangul: 큰폭풍; Hanja: 大风暴; Pinyin: Dà Fēng Bào; lit. "Great Storm") is a technique used by Maija Rautio. It gathers a large amount of hakukon within one's hands, and fires it at a target, causing significant amounts of damage.