BOO YOUTUBE BOO

I  just got an email from YouTube

"Dear Member:

This is to notify you that we have removed or disabled access to the following material as a result of a third-party notification by 株式会社アートバンク claiming that this material is infringing:

My 5-year-old cousin knows the members of Arashi!: http://www.youtube.com/watch?v=v-I0ODmnNU8

Please Note: Repeat incidents of copyright infringement will result in the deletion of your account and all videos uploaded to that account. In order to prevent this from happening, please delete any videos to which you do not own the rights, and refrain from uploading additional videos that infringe on the copyrights of others. For more information about YouTube's copyright policy, please read the Copyright Tips guide.

If you elect to send us a counter notice, please go to our Help Center to access the instructions.
Be aware that there may be adverse legal consequences in your country if you make a false or bad faith allegation of copyright infringement by using this process.

Sincerely,
YouTube, Inc."

How is this infringing copyright? It's my cousin looking at a magazine cover! I read a while ago that images of Arashi or any Johnny's aren't supposed to be on the net. But I mean, there's a tonne of stuff that's infringing than my vid.

And can anyone translate this 株式会社アートバンク for me please. Thanks.