User blog comment:Williukea/Aikatsu Stars x Harry Potter - Hogwarts Houses analysis/@comment-26426093-20171203023004/@comment-5885873-20171210181257

I thought about that too, but then I remembered that she gave up on Song class just because she met a powerful foe (Hime). Ravenclaw would have tried and perhaps failed to beat her, but still would have enjoyed a good fight. Slytherin looks for easier way to overcome the problem and Tsubasa changed class because she realized she couldn't beat Hime. She wanted to be the best.