This coffee and sandwich chain offers wallet-friendly sandwiches and coffee. This particular branch of Rostar services mainly office workers as it is located in the Toyosu business area. An office pot coffee rental service with ten free cups is available for “hire”. The coffee beans are roasted at a nearby factory in Shin-Kiba. Sandwiches include Kagoshima Pork with Miso and Basil Cheese Chicken, while desserts and children’s drinks are also available.