interjection
Archaic interjection used to call out to someone, similar to 'hey!' or 'excuse me!'. Not used in modern Japanese.
「のう、そこのお方。」と侍が呼びかけた。
"Hey, you there," the samurai called out.
interjection
Archaic sentence-final particle seeking agreement, similar to modern ね. Found in old texts and period speech.
「今日はよい天気じゃのう。」と老人が言った。
"Fine weather today, isn't it?" the old man said.
Modern casual interjection for calling out; のう is an archaic, softer alternative.
The origin is uncertain; it appears in classical Japanese as an interjection and sentence-final particle.