Hishi-seigaiha (Diamond Wave)
Concentric diamond shapes arranged in overlapping rows, combining the seigaiha wave with diamond geometry.
Origin
A variation that merges the seigaiha (blue ocean wave) layout with diamond (hishi) shapes instead of circles, creating a more angular, crystalline interpretation of ocean waves.
History
Developed as a creative variation of the classic seigaiha during the Edo period. Artisans experimented with replacing the curved arcs with angular diamond shapes, producing a pattern that combines the flowing rhythm of waves with geometric precision.
Symbolism
Carries the same auspicious meaning as seigaiha — peaceful seas and good fortune — but with added sharpness suggesting clarity of purpose and decisive action.
Modern Use
Used in contemporary textile design and digital pattern libraries. Popular for designs that want the cultural resonance of seigaiha with a more modern, geometric edge.