There are some designs of dragons differentiated by their ranks. Dragons with five fingers is the highest rank, and nobody is allowed to use the design except the Emperor.
Each design of dragons is correspond to the rank. Dragons with five fingers is the highest rank, and nobody but the Emperor is allowed to use the design.
differentiated by 〜 〜によって識別される
be allowed to 〜 〜することが許される
correspond to 〜 〜に対応する
nobody but 〜 〜以外は誰も・・・ない
日本 
