同じ大きさの円を、円周の4分の1ずつ重ねた文様で、輪違いと呼ばれる有職文様でもあります。七宝とは金、銀、瑠璃、玻璃、珊瑚、瑪瑙、硨磲の7つの宝物を意味する仏教用語ですが、文様との関係は諸説ありはっきりとはわかっていません。

Shippou=seven treasures
This comes from the Buddhism term which refers to gold, silver, lapis lazuli, lapis lazuli, coral, agate, pearls (the seven treasures).
The design is a circular shape made by joining four oval shapes with sharp edges at both ends, and some have flowers inside.

Obi fabrics with this Japanese pattern from the obico selection