Step inside a working century-old soy sauce brewery in rural Ibaraki for an extraordinary private immersion into the craft that underpins all Japanese cuisine. A rare, sensory journey through fermentation halls, aged cedar barrels, and a tasting that will permanently change how you appreciate Japanese food.
What to expect
Your private guide leads you through the koji fermentation rooms, where the air is warm and heady with centuries of umami culture, and explains the painstaking 18-month natural brewing process. The master brewer (tōji) may be on hand to demonstrate traditional stirring techniques using long wooden paddles. A structured tasting session follows, comparing grades of shoyu from light and delicate to rich and complex, paired with local rice crackers and pickles. You leave with a hand-labelled bottle of premium single-barrel soy sauce — the finest possible souvenir.
Good to know
The brewery is located within the greater Hitachinaka–Ibaraki region; your private guide handles all logistics and transport from the port. Pre-booking is essential as private access must be arranged in advance with the brewery. Allow 3–4 hours including travel. This excursion suits a morning or early-afternoon departure and pairs well with a Nakaminato Fish Market visit, using your premium soy sauce as seasoning context.
Sail there
Luxury cruises that call at Hitachinaka — book through us, the fare is identical and your concierge stays on your side.