The roots of Sanwa Pearls can be traced back to 1919, when the company was founded to cultivate Akoya pearls in Ago Bay, Ise-Shima, Mie Prefecture. We have a pearl specialty store in Okachimachi, Tokyo and wide range of strand and loose and pearls products and parts . SHOP OPEN 10:00 CLOSE 18:00 Closed on Saturdays, Sundays, and public holidays.