Reviews consistently praise Unaga for its affordable and delicious Japanese street food, especially its grilled skewers, unagi dishes, and bento sets. Customers appreciate the high quality, variety, and generous portions, making it an excellent quick-serve option at IMM. Service quality varies, but the overall experience remains positive, with many highlighting friendly staff and the appealing ambiance. Despite some occasional issues like service delays or food temperature, the consensus is that Unaga offers authentic flavors and great value, making it a popular choice among diners seeking satisfying Japanese fare.