Koko Crater Stables was constructed in 1960 on 10 acres within Koko Crater Botanical Garden, which was established in 1928 when the City acquired the property from the Estate of Bernice Pauahi Bishop for $1.00.
 
Dr. Emogene Yoshimura DVM, PhD began boarding her horse at the stables in 1962. In 1990, she took over the business.  The business mission is to serve the community by ensuring equestrian activities are accessible to all interested persons and groups. Such activities have included boarding, instruction, horse training, rated horse shows, day camps, pony club and servicing community groups including:
 
Adult Special Olympics
Rotary Club
Seeing impaired keiki from Kalihi Palama
Collaboration with Honolulu Police Department
Girls and Boy Scouts
4-H
Talks and demonstrations with pony at libraries
School tours
Equestrian Club
Summer Fun Program for IHS homeless keiki
Ke Ala Hou women’s project – currently in development
Free manure for community including the Grass Farm, Punahou School, Hawaii Kai farmers, community gardens and many individuals
 
Academic programs include
· Nakamura Institute (Japanese school for animal care) 2000 to present. On site program for 30 to 45 students including riding, veterinary care and basic horse care as well as lecture at UH.
· University of Hawaii – Animal Science 353 Horse and Horsemanship. Dr. Yoshimura began teaching this course in 1993 with the last year on-site in 2010.