**Rainbow Sushi** in Jacksonville, FL, offers all-you-can-eat sushi at a great price. Customers praise the fresh and tender sushi, with a variety of options on the menu. The casual atmosphere and attentive service make it a good choice for groups looking for a budget-friendly meal. While some reviewers note that the quality of the sushi is just okay, others appreciate the high quantity and fair pricing. Highlights include the mountain and amazing tuna rolls, although some dishes like the tempura rolls may be hit or miss. Overall, Rainbow Sushi is a solid option for those craving a sushi feast without breaking the bank.