BLACKPINK member Jisoo has finally announced a date for her long-awaited solo debut.At midnight KST today (March 6), the K-pop idol teased her upcoming solo debut on Instagram with an intriguing “Coming Soon” poster. The image confirms a release date of March 31, and features a bright red dress in the middle of a field.Jisoo’s post was accompanied by the caption “See you soon” in Korean.