Takumu Sumi is an experienced product manager and consultant with a strong background in machine learning and artificial intelligence. Currently serving as a product manager for incubation services at Rakuten since August 2023, Sumi has previously held several significant positions, including product manager for LINE GIFT, LINE Clova, and LINE Ads at LINE from February 2018 to July 2023. As president of OCERO since March 2016, Sumi specializes in consulting for machine learning projects and researching relevant academic papers. Other notable roles include consultant/project manager at LeapMind Inc. and product manager at both MicroAd, Inc. and Maverick.,inc. Sumi holds a Master of Engineering degree in Physical Chemistry from The University of Tokyo.
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