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Yutaka Tokunaga has a diverse work experience spanning various industries and roles. Yutaka started their career at PROTO Corporation as a Digital Marketing Manager from April 2008 to December 2013. In 2014, they co-founded timedoor and currently serves as the President Director & CEO. This company is a software development and IT education service provider in Southeast Asia. Additionally, Yutaka is an Advisor & Co-Founder of MIRAINESIA since August 2019. In 2021, they founded Rainbow Dream School, a free Sunday school focused on English and mathematics education.

Yutaka Tokunaga (���� ԣ) completed their education from 2004 to 2008 at Takushoku University, where they pursued a degree in the Department of Engineering with a focus on Information Technology.

In addition to their formal education, Yutaka obtained certification from Cambridge Assessment International Education in December 2022. Yutaka also earned accreditation from STEM.org | Educational Research in October 2022 for their educational experience in the field of Science, Technology, Engineering, and Mathematics (STEM).