Sukiya (restaurant chain)  In response to Yoshinoya's "butadon" (pork bowl, a substitute for gyūdon, "beef bowl"), Sukiya began serving its own version, "tondon". On September 11, 2013, a Sukiya restaurant was opened in Mexico City, being the first to be opened in Mexico. The Zona Rosa restaurant offers 24/7 service. On July 3, 2014, a Sukiya restaurant was soft opened in Taipei City, making it the first Sukiya in Taiwan. The restaurant only operates from 7 am to 11 pm, but is planned to provide 24/7 service by late 2014.