Meanings

clef

chemical symbols (for the elements)

plus sign

alias

danger signal

symbolic logic

sign

old name

crying aloud

repetition symbol

name of an imperial era (e.g. Heisei, Shōwa)

radical sign

traffic light

public enemy No. 1

suffix for room numbers

order (esp. to a number of people)

newspaper extra

number or size of periodicals or pictures

number

name of store