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A vertical head of up to five lamps.
Also known as: Japanese railway signal
The Japanese main-line railway signal, showing up to five aspects on a vertical head.
Instructs a train driver whether and at what speed to proceed.
Contexts: Public information
Uses a five-aspect scheme on its busiest lines, with two separate cautionary aspects between clear and stop, because the headways on a Tokyo commuter line are short enough that a three-aspect signal would not give a driver room to brake progressively.
Contexts: Public information
An upright housing carrying between two and five circular lamps in a column, each under its own hood.
The speed indicator read together with this aspect.