O2 Martial Arts Academy, located in Aiea, Hawaii, has received a mix of feedback from its students. Many reviewers praise the high-level instruction and welcoming atmosphere, highlighting the instructors' dedication and the supportive community. However, some parents have expressed concerns about the teaching style not being a good fit for their children, particularly regarding individualized attention. Overall, the academy seems to cater well to focused students interested in serious training, while those seeking a more relaxed environment may want to explore other options. For more information, please contact the school directly.