In this blog post I will be posting and updating the ban list and restricted list for the japanese meta game. Information from the official Battle Spirits website http://www.battlespirits.com/rule/limited.html
The following list of *NEW* card list will be effective starting April 1st, 2015.
Notice: For all "The BigDipperDragon Sieg-Apollodragon", since they have the same name, you can only have 1 copy of the card. This means that you cannot use 1 copy of each color, but only 1 copy overall.
Restriced to 1:
There are also a list of illegal cards. These are usually promo cards just for collection. These cards are also not listed in the official website.