Why Japan Has Blue Traffic Lights Instead of Green

Re:Why Japan Has Blue Traffic Lights Instead of Green by wlonkly on Monday October 23, 2023 @08:44PM (#37993616)

The article talks about the specification and it's more... specific than that:

> “In 1973, the government mandated through a cabinet order that traffic lights use the bluest shade of green possible—still technically green, but noticeably blue enough to justifiably continue using the ao nomenclature,” Allan Richarz writes for Atlas Obscura.

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Re:Why Japan Has Blue Traffic Lights Instead of Green by MichaelZuo on Tuesday October 24, 2023 @09:31AM (#37998940)

So there was an intentional decision to adjust the lights to their conceptual preferences. Assuming someone can source this 1973 cabinet order.

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