seigaiha wave grey white colors abstract scales simple nature background with japanese circle pattern space for text. can be used

ark art asia asian backdrop background banner card china chinese circle circular concentric concept conventional curve decoration decorative east element exotic folk geometric halfround illustration japan japanese national native nature ocean ornament ornate outline retro round rounded scale scallop sea seasonal seigaiha semicircular simplicity striped style summer tender tide tile traditional vaulted vector vintage water wave waveform