Which of the following is widely recognized as the world's oldest continuously used trademark, originating in ancient Japan around 578 CE?

While we often think of brands as modern marketing constructs, ancient civilizations had their own versions of branding and product identification. From potter's marks in Mesopotamia to merchant symbols in Ancient Egypt and Rome, product identification has a history spanning millennia. This poll explores one fascinating aspect of ancient commercial heritage that connects directly to modern brand concepts.

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Hōshi Ryokan (hotel and spa)
Kongo Gumi (construction company)
Stora Enso (copper mining and forestry)
St. Peter Stifts Kulinarium (restaurant)