Comment by sph

1 day ago

The wave/birds juxtaposition is very Escher-like

Indeed.

Check this out

https://dl.ndl.go.jp/pid/1899550/1/11/

I don't know whether Escher was familiar with Hokusai's work but they shared a common interest in tilings and tesselations. Damned if I can find those Hokusai sketches on the web now.