Some questions about PVs and other stuff

[Maemi]

I've many questions, so I need your help.

1. GAME PV

What the hell is this pic at the end of this PV?


2. GREEN perfomance

What's the name of guy who was dancing with Ayu in the last perf?

3. kanariya PV

Does anyone know who's the guy that does background singing?

4. Memorial Address promo pic
What does the number in the mirror Ayu's looking at represent?

5. Is This LOVE?

Is the album version different than the single one?

6. some old tv show

Does anyone know the name of tv perfomance/interview where Ayu was with Dir en grey and some other artists?

I know some of these questions have been asked earlier, but i couldn't get the proper answers. I hope someone will help. Thanks in advance.