A student of Yazagaku who works with George to run their own brand, Paradise Kiss. She is the younger sister of the Happy Berry brand's creator/president, Mikako Kouda, who is the protagonist in Ai Yazawa's Gokinjo Monogatari work. She is exceptionally sweet and cute. Miwako tends to act in a rather childlike manner, both in her Lolita style dress and unique vocabulary. Because of Miwako's endearing personality she is adored by many of the characters and is considered Yukari's bestfriend.