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A snowflake with a reducing mark.
Also known as: Mild air conditioning car Japan, Weak cooling car
Marks a Japanese train carriage kept a few degrees warmer than the rest in summer.
Marks a carriage air-conditioned to a higher temperature than the others.
Contexts: Public information
Exists because Japanese summer cooling is set low enough that a fixed proportion of passengers are uncomfortable, and the operator's answer is to designate one carriage per train rather than to change the setting; the mark is a piece of consensus management as much as a facility label.
Contexts: Public information
A rectangle carrying a small radiating snowflake beside written characters, with a downward arrow or a reduced second flake alongside.