Which traditional Japanese craft brand deliberately uses indigo blue (藍色, ai-iro) as its primary brand color to reflect its connection to historical textile traditions?

Cultural traditions are often reflected in the brand colors of companies specializing in traditional crafts and heritage products. These colors aren't chosen randomly—they typically connect to cultural symbolism, historical significance, or traditional materials. Test your knowledge about how certain global craft brands have incorporated cultural color symbolism into their visual identities.

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Hosoo (founded 1688, Kyoto textile maker)
Buaisou (contemporary indigo farm and dye house)
Nakagawa Masashichi Shoten (traditional housewares brand)
Kitamura (traditional leather goods)