About Welcome to Ru San’s Kennesaw – Japanese Seafood and Sushi Ru San’s, based in Kennesaw, GA since 2003, is the original mainstream Japanese seafood and sushi restaurant in the area. We are locally owned and operated and serve a variety of fresh sushi and seafood daily. Come and experience our casual and active atmosphere only 5 minutes from Kennesaw State University. We have free Wi-Fi and 5 flat-screen TV’s for your entertainment enjoyment. We serve lunch and dinner and offer catering and take-out. We welcome groups for special events such as birthdays, family reunions and business luncheons. Expect Quality Food at an Affordable Price Every-time. Our famous sushi lunch buffet is a well-known Kennesaw institution available Monday through Friday, 11:30AM – 2:30PM. We have tailored our menu toward the Kennesaw area with prices that are appropriate for KSU students, faculty and staff as well as senior citizens and military personnel. We are committed to the prosperity of our community and are regular contributors to local schools and organizations. Ru San’s Kennesaw If you’re a Ru San’s Loyalist, you’ve probably figured out by now each Ru San’s has it’s own unique style. Each Ru San’s is independently owned and operated so the menu at each location varies. We’d love to hear your feedback on your favs and we’ll do our best to integrate what our customers love best in our selections.