Maruya Haccho Miso is one of the historic producers of Haccho Miso in Okazaki, preserving traditional methods that have been passed down for generations. During the brewery visit, guests step inside the miso storehouses to observe the production process up close, where only soybeans and salt are used and the miso is aged slowly in large wooden vats under massive stone weights. The distinctive atmosphere—filled with the aroma of fermentation and the sight of timeworn barrels—offers rare insight into Japan’s long-standing fermentation culture. Through this visit, guests gain a deeper understanding of how patience, craftsmanship, and natural processes come together to create the deep, robust flavor that defines authentic Haccho Miso.

Kakukyu Haccho Miso is a renowned miso brewery closely associated with the history of Haccho Miso and the samurai culture of Okazaki. At the Kakukyu Haccho Miso Museum, guests learn about the origins of this distinctive miso, its connection to Tokugawa Ieyasu and the Mikawa samurai, and its role in shaping regional food culture. The experience continues with a lunch at a restaurant operated by the brewery, where dishes featuring Haccho Miso allow guests to taste its powerful umami and refined depth. By combining historical learning with a carefully prepared meal, this visit offers a comprehensive and memorable way to experience the legacy and living tradition of Haccho Miso.