[iterateAutomate]

> This work was funded by Japan Science and Technology Agency, JPMJTM20Y6, ITO EN, Ltd.

Found in the "Funding" section of the research paper.

> Ito En is the largest green tea distributor in Japan

https://en.wikipedia.org/wiki/Ito_En

Not saying this is enough to invalidate the work of these scientists, just food for thought.