I need help finding a J-Pop music video I saw on YouTube a few months ago. It was filmed like you were looking through a webcam at the singer and her apartment, and she did things like wave at you, order pizza, hide under her desk, and throw confetti.
Never mind - I found it.
It's "Goodbye Happiness" by Utada Hikaru
https://www.youtube.com/watch?v=cfpX8lkaSdk