This isn't interesting.
Does it imply there is a cultural difference that would make this style more lucrative in Japan than other places? Does it suggest compositionally the alignment of asymmetric shapes in a regular form is more satisfying than a regular arrangement of identical forms? Does it imply that given an array of nearly identical choices it's important to add some noise visually to distinguish?
I'm a cynical person by nature but I'm seriously not understanding what makes this interesting.
We might as well discuss the effectiveness of simulated grime in the most recent Clorox advertising campaign?
The 192 other comments from interested people seem like pretty strong counter-evidence to your claim.
You've also listed a few questions that seem pretty interesting to me, from a curiosity perspective.