Karen Houjou is portrayed in her school uniform, exuding a mix of gentle smiles, composed yet cold glares, and feverish forced smiles. Her school bag completes her look, capturing her youthful and energetic personality. She stands at a height of 100mm, showcasing intricate details and vibrant colors that make her a standout addition to any collection.

Karen Houjou is a member of Triad Primus in THE IDOLM@STER Cinderella Girls series. As a shining young idol, she is determined and passionate about her career, always striving for success. Alongside her group members, she faces challenges and triumphs in the competitive world of idol entertainment. Fans of the series will appreciate Karen's character development and growth as she navigates the highs and lows of stardom.