The landscape designer and horticulturist is Yoshi Kuraishi. Contact him at 510 502-7817. He is located in Oakland, California (sorry, no email).
We consulted the books shown below for ideas in designing our garden. While many are out of print, you can often find them at alibris.com or abebooks.com.
Japanese Gardens, Brooklyn Botanic Garden Record, 1990
A Japanese Touch for Your Garden, Kiyoshi Seike, Masanobu Kudo, David H. Engel, 1980
Japanese Gardens for Today, David H. Engel, 1959
The Art of Jpanese Gardens, Herb Gustafson, 1999
The Art of the Japanese Garden, Tatsuo Ishimoto, 1958
Japanese Gardens Today, Tatsuo and Kiyoko Ishimoto, 1968
Zen Gardens, Tom Wright, Mizuno Katsuhiko, 1990
Japanese Garden Design, Marc. P. Keane, 1996
Japanese Gardens of the Modern Era, Haruzo Ohashi, 1987
Tsuboniwa (The Indoor Garden), Haruzo Ohashi, 1987
Sunset Ideas for Japanese Gardens, Sunset Magazine, 1968