In November, 590, Katsuragi led the retainers and followers of various clans as one of taishogun (literally, "great general who subdues the barbarians") for subjugation of Shiragi (ancient Korean kingdom) and set up a camp in Tsukushi Province with over twenty-thousand troops on the Japanese side (although the troops did not actually cross the sea).
崇峻天皇4年（590年）11月、新羅討伐大将軍の一人として諸氏の臣・連を率いて稗将部隊2万余を領し、筑紫に在陣（ただし実際に渡海はしていない）。