This is ponzu from Fundokin, a soy sauce maker in Oita Prefecture. It's the popular ponzu that Rino Sashihara raved about on TV! It's excellent when paired with olive oil for salads! We purchase directly from the manufacturer almost every day. The food products we ship have the full expiration date (the expiration date in the image is for convenience only; we ship products fresh from the manufacturer). Type... Vinegar