This is an announcement from Albirex Niigata.
 

【Request】
At Albirex Niigata, it is prohibited to bring and use musical instruments (such as trumpets, vuvuzelas, etc.) and ladders as part of our unique rules. Please check the following items in advance.
 

<To All Visiting Supporters>
http://www.albirex.co.jp/guide/visitor.html

＜Viewing Manners and Prohibited Items＞
http://www.albirex.co.jp/guide/manner.html