Most advanced optical technology for a better society. TweetMain products Products Medical devices toccare (KN-15) TOE-20 NEW!! Tissue Oximeter with three sensor probes Measurement items: Regional Saturation of Oxygen (rSO2), Total Hemoglobin Index NIRS devices Brain Activity Monitor Hb133 Hb134 NEW!! Muscle Oximeter Oxy-Pro NEW!! Measurement items: Regional Saturation of Oxygen (rSO2), Oxygenated Hemoglobin, Deoxygenated Hemoglobin, Total Hemoglobin Other devices Incorrect collating inspection sensor Rancho sensor (LC77R7) >> See all products Contact us Want to become a partner? Feel free to contact us if you have any interests in cooperating with us! News 2021.7.6Webpage renewed 2021.6.28TOE-20 released! 2021.4.1ISO13485:2016 certified!! 2020.12.1Astem singed up for BIO@JPM >> See all posts Academic news 2021.8.24The 76th Annual Meeting of the Japanese Society of Physical Fitness and Sports Medicine 2021.8.20The 29th Annual Meeting of the Japanese Society of Exercise and Sports Physiology 2021.4.24The 49th Annual Meeting of Japanese Society for Vascular Surgery 2021.1.25Oxy-Pro on display in the 5th JSGP conference >> See all posts Give us feedback! Your feedback is important to us. Give us feedback on product usage or our service!