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Company Infomation

Business Philosophy

By developing functional foods and cosmetic ingredients that use useful plant-derived ingredients, which are the result of research conducted by universities and research institutes, we as a University of Tsukuba venture contribute to economic development and employment mainly in developing countries that produce these plants. We also provide consulting services for businesses in developing countries that utilize our knowledge.

Company nameArenabio Co., Ltd.
CEOYoshiki Sasaki
AddressRoom 203, Taisei Building Tsukuba Shiho Kaikan, 1-15-1 Azuma, Tsukuba City, Ibaraki Prefecture, Japan
FoundedSeptember 2005
Capital10 million yen
Regular HolidaySaturday, Sunday and public holidays
Business Hours9:00 – 17:00
ProductsExtra virgin olive oil (available for commercial and private labels),
High polyphenol olive leaf (tea, dietary supplements, aquaculture fish feed, livestock feed, etc.)
Olive leaf extract (oleuropein),
A variety of dried herbs and
Herbal extracts,
Rare cosmetic oils (fan cactus oil, black cumin seed oil, mastic oil, etc.),
Essential oils, mountain honey,
and a variety of other products.


By train: 5 minutes walk from Tsukuba Center Station, TX

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