Company Name

Leave a Nest Singapore Pte. Ltd.(201026851H)


December 2010

Representative Director

Kihoko Tokue

Description of Business

Education in science and technology, human resource development, research, planning and consulting for start-ups, etc.


71 Ayer Rajah Crescent, #06-11/12, Singapore 139951




Dr. Kihoko Tokue Ph.D.
in Science

Dr. Tokue is Managing Director of Leave a Nest Singapore, and Founder of Leave a Nest Malaysia. She was born in Tokyo but raised in Southeast Asia, studied bachelor degree in America and then moved to Australia for Master and PhD degree carrying out field work. Currently she is creating platform in ASEAN to nurture the next generation innovators, startups involving business development partners from industry. Her dream is to one day bring a change to a world with advancement of science and technology with true understanding and appreciation for nature.



Mr. Shohei Michael Maekawa MSc
in Science

Mr. Maekawa is the President of Leave a Nest UK. He was born in USA and raised in Europe. He studied Zoology for his undergraduate degree and Evolutionary Anthropology for his postgraduate degree, both at University College London. With experience aboard and passion towards advancement of science and technology, he joined Leave a Nest in 2013. Currently president of Leave a Nest United Kingdom and Director of Global Bridge Laboratory of Leave a Nest Co., Ltd. He became Director of Leave a Nest Singapore Pte. Ltd. from May 1st 2019 with the vision to interconnect various industry partners for global development.



Yukihiro Maru Ph.D.
in Agriculture

Dr. Maru is the founder and CEO of Leave a Nest Group. He earned a Doctorate degree at the Graduate School of Agriculture and Life Sciences, the University of Tokyo. He founded Leave a Nest Co., Ltd. in 2002, which became a leading science bridge communication company in Japan. Dr. Maru is the technical advisor for euglena Co., Ltd. which was listed in the First Section of the Tokyo Stock Exchange in 2014. He is also an innovator who has been involved in launching more than 78 startups including Challenergy, Inc. At the same time, he is holding the role as co-founder of Real Tech Fund and science evangelist of Drone Fund. He is an expert in advising young entrepreneurs in business development and venture spirit. Not limited in Japan, he has taken initiatives expanding his business to the world.


Ramanujam Ravikrishna Ph.D.
in Life Science

Dr. Ravikrishna Ramanujam (Ravi), is in the frontier Development Division in Leave a Nest Singapore. He obtained his Master’s degree in Biochemistry from Annamalai University, India and his Ph.D (Life Sciences) from Nanyang Technological University, Singapore. In Leave a Nest he is involved in DEEP-TECH startup scouting, entrepreneurship support & impact investing. He is also passionate about knowledge creation and encouraging the younger generation about applying science & technology for community development & towards alleviating real-world problems.


Maiko Miyashita B.A.
in Public Economics

Ms. Maiko Miyashita is in the Administration Division in Leave a Nest Singapore. She received her bachelor’s degree in Public Economics at Chuo University in Japan. Her interest is in social science. She is a state certified social insurance and labor consultant and has experience as a consultant for starting up a business for ten years. Her experience in previous jobs allows her to support Leave a Nest members by creating an environment to allow members to engage on projects to bring Advancing Science and Technology for Global Happiness. In addition, the experience will allow her to support the startup which tackles global issues with Leave a Nest group in the future. 

Formal photo (1)

Ying Hui Loo Ph.D.

in organic chemistry

Mango has been living in Singapore, went to Australia in 2011-2013 and got her Bachelor of Science in Chemistry with Honours from University of Queensland. She took on an engineering role at a hard disk firm in Singapore to widen her experience and get exposure for 2 years. She went to Hong Kong in 2017-2021 where she completed her postgraduate degree from University of Hong Kong. She managed to obtain the opportunity to do her doctorate studies in organic chemistry in the final year where she specialised in total organic synthesis and catalysis. Having studied in 3 different countries, she was exposed to a diverse group of people with very different views. She has learned to interact and gain new perspectives through this experience and help increase her ability to better relate to others. She decided to join them under the Research Development and Frontier Development Division


 Thamizvanan Sivakumar

in Master of Science in Mechanical Engineering and specialised in Advanced Manufacturing

Siva, recently graduated in Master of Science in Mechanical Engineering and specialised in Advanced Manufacturing, awarded with Honours with Distinction from National University of Singapore (NUS). Previously, He obtained first degree in Bachelor of Technology in Mechanical Engineering (Honours) from National University of Singapore (NUS) as well. During his Master and Bachelor degree, his research include, ink jet 3D printing using Graphene which can be used in Healthcare, Flexible electronics, Satellites, etc, and Optimization of parameters for Electrical Discharge Machining (EDM) for certain kind of nickel alloys. 


Ryan Chui

in Bachelor of Science (Honours), Biological Science with a Second Major in Medicinal Chemistry and Pharmacology

Ryan graduated with a Bachelor of Science (Honours) and majored in Biological Science with a Second Major in Medicinal Chemistry and Pharmacology from Nanyang Technological University. He has experience in the education industry for 7 years as a tutor, impacted the lives of the next generation through his empathy-based education. He joined Leave a Nest Singapore, Education Development Division on 1st June 2022 to better the education system in Singapore, Ryan wants to move away from traditional beliefs in grades and enabling students to understand that they too can use their knowledge to benefit our society.


Mark Chiam

in Bachelor of Environmental Science and Aquaculture

Mark is a Bachelor degree graduate of Environmental Science and Aquaculture at James cook University. Mark helped to pioneer the start of aquaculture club during his university days where he helped to raise awareness of sustainable ocean practices through organising workshops and field trips. He joined Leave a Nest Education Division in order to express science to students in an easy and enjoyable way. Mark also hopes to advance science and nurture the next generation through environmental conservation topics and science workshops.