| Cool piece | |||||||||||||||||||||||||||||
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| Japanese | クールピース | ||||||||||||||||||||||||||||
| Romaji | Kuuru Piisu | ||||||||||||||||||||||||||||
| English | Cool piece | ||||||||||||||||||||||||||||
| Item Description | |||||||||||||||||||||||||||||
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Cool piece are items used for unlocking cool card side stories. To unlock the first side story of a 2☆ card, 200 cool pieces are needed. To unlock the second side story of a 2☆ card, 1000 cool pieces are needed. To unlock the second side story of a 3☆ card, 2000 cool pieces are needed. To unlock the second side story of a 4☆ card, 4000 cool pieces are needed.