I have noticed that many Japanese music videos have lyrics on top of them--reading along while listening can be an enjoyable way to interact with the language. I find that it's something that I can do even when I'm tired and cannot otherwise concentrate on studying.
While with others, you can turn on Japanese closed-captioning (or even an English translation). For example:
It really helps with my studies and in keeping me motivated! Give it a try with your favorite Japanese band!