Ключевые слова: 2023, address, announcement, asphalt, automobile, black, broadcast, campaign, city, civic, commitment, communication, election, event, flag, government, information, infrastructure, japan, japanese, loud, loudspeakers, media, megaphone, metropolitan, mobilization, november, outdoor, political, propaganda, public, rally, sound, street, system, technology, tokyo, traffic, transport, urban, van, vehicle,