Here are some local businesses that I think you will appreciate and enjoy.  

All of these are friends of mine.  You will find their services and products worth checking out.  As I am referring you to them, they will reflect on me.  I only refer people who are friendly, helpful, and who give a high quality product.  Many are Japanese speaking.

Wacha Sea crocheted bikini tops, string bottoms, Halters, scarves and more to wear to the beach or a party.  Wow! check these out...  (Regina speaks English and understands some Japanese.)
Hiro Golf tours.  Golf tours and lessons on Oahu.  Personalized play with a lesson-pro.  Individuals or groups.  Van transportation from Waikiki to Oahu golf courses.  Speaks Japanese and English.  His website is in Japanese.  Here is his email address for English inquiries:  hirogolf@lava.net
Beauty Salon Classy.  Located in Waikiki for both men and women (I get my hair cut here.)  English and Japanese speaking.  Clean, modern, lots of attention.  Nails and other here too.  In the Ilikai Hotel (1777 Ala Moana Blvd., Suite #5).  Tel: 791-1212.  Here is Yukari's email address:  monarchsalon@hotmail.com
What A Shot Photography.  Weddings, Panorama's, vacations on the beach and in the mountains.  Professional keepsakes.  Carol is very personable and enjoyable to shoot pictures with.
PADI Dive Instructor Certification.  English and Japanese speaking.  Kiko Woodhull. Here is their email address:  kikozx@gte.net
Green Dolphin Dive Shop.  Located in Waikiki.  Beginning Dive instruction through Dive Master instruction.  Also, "try it out" dives.  English and Japanese speaking.  In the Waikiki Sand Villa Hotel at 2375 Ala Wai Blvd.  Tel:  921-3230.  Fax:  922-8196.  Here is their email address:  gddyasuda@aol.com
English instruction.  In groups and individually.  Also, conversation time.
Local born artist Ed Furuike.  He currently lives in San Francisco.  He stays in my units on his many visits each year to Hawaii to paint.  His work is available thru the Cedar Street Galleries locally.  Here is their website:  http://www.cedarstreetgalleries.com/bin/works.cgi?FuruikeEd