Plenty if Japanese users ive literally talked to them all day! Just means you dont have a relay connected to them

https://scrapbox.io/nostr/%E3%81%AF%E3%81%98%E3%82%81%E3%81%A6%E3%81%AENostr%E3%80%90%E3%81%AF%E3%81%98%E3%82%81%E3%81%A6%E3%81%AE%E6%96%B9%E3%81%AF%E3%81%93%E3%81%A1%E3%82%89%E3%80%91