Yui

Happy Birthday to you you, Happy Birthday to you you
This is my Birthday song to you, OK?

Sorry for surprising you; I'm glad that I could see you on this special day
Let's put out the candles and have a toast; Congratulations!

Happy Birthday to you you, Happy Birthday to you you
Happy Birthday to you you, thank you for everything!
Happy Birthday to you you, Happy Birthday to you you
This is my Birthday song to you, OK?

We're always close to one another, I'd like to hear about your special dreams
I'll be counting on you; I've got a present for you, congratulations!

Happy Birthday to you you, Happy Birthday to you you
Happy Birthday to you you, thank you for everything!
Happy Birthday to you you, Happy Birthday to you you
This is my Birthday song to you, OK?

From here on out, we'll have hard days
I want to get through them together as we get older

Happy Birthday to you you, Happy Birthday to you you
Happy Birthday to you you, thank you for everything!
Happy Birthday to you you, Happy Birthday to you you
This is my Birthday song to you, OK?