Oori Triangles, located in Oakland, CA, offers Japanese and Korean inspired dishes with a focus on rice triangles and plates. Their menu includes popular options like Spicy Pork and Unagi triangles, as well as Chicken Teriyaki and Short Rib plates. Customers praise the flavorful and convenient takeout options, with some mentioning the mess-free and easy-to-eat qualities of the dishes. Highlights of the menu include the juicy Unagi onigiri and the delicious Short Rib plate. While some find the prices a bit steep, many agree that the unique flavors and quality of the food justify the cost. Overall, Oori Triangles provides a trendy and casual dining experience with a focus on plastic-free packaging and diverse menu options for both vegans and meat lovers.