 He personally oversaw the modification of the temporary Japanese Village fair exhibit to the permanent Japanese Tea Garden and was official caretaker of the garden for most of the time between 1895 to 1925.He imported from Japan many plants, birds, and the now famous koi fish, and he more than tripled the size of the garden.After San Francisco's 1915 Panama-Pacific International Exposition closed, the South Gate, the Temple Gate, and the Pagoda were acquired from that fair's Japanese exhibits.