The owner of TOYOJIRO, a highly-rated Jiro-style ramen restaurant in Kyoto, Japan, took to Instagram to declare war — threatening the duo, who slapped his eatery with an awful one-star review.

Kyoto restaurant has been bringing old-school Japanese dishes and teppanyaki to Old Town Scottsdale since 1982.

Kyoto is not all traditional cuisine. It has become one of Japan's leading ramen hubs thanks to being a student town. Tastes evolve and flavors change as restaurants strive to satisfy clientele.

The cities’ one-starred restaurants now count 137 thanks to 10 new additions. At Kyoto’s Jean-Georges at ... as a Bib Gourmand location, Vegan Ramen Uzu has become the first ramen eatery ...