We collect and cultivate rare plan species that grow naturally in Okinawa such as Viola stoloniflora and Calanthe discolor Lindley f. kanashiroi Nakajima.

> List of rare plant species produced in Okinawa

The foundation collects and preserves rare seeds from around the world such as that of Alsomitra macrocarpa and Harpagophytum procumbens.

> List of seed specimens

The foundation collects and preserves fiber, colorant, and folk craft articles made from plant materials.

> List of fiber and colorant samples

The foundation collects and preserves folk craft articles made from plant materials mainly from Southeast Asian countries such as Vietnam and Thailand.

> List of folk craft articles made from plant materials