masayoahiMasayoshi (Masa) Kondo has been diving for over 30 years, having logged over 10,000 dives in various locations in the world. He became a Technical diving instructor in 2000, CCR instructor since 2004. Masa is a highly experienced technical diver and rebreather instructor, teaching every courses from entry level rebreather diving to 100m mixed gas CCR diving. He is owner of many rebreather units including rEvo, SF2, Inspiration/Evolution, KISS,

Megladon, Pathfindr, Prism2, Explorer and others. Masa is the one of the most active rebreather instructors and a pioneer of CCR Cave diving in Japan. He is teaching the rebreather diving programs to the research team at the local universities as well. You can follow Masa on Facebook, or by visiting the Okinawa Institute of Science and Underwater Technology website.