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We are a consultancy agency that provides comprehensive service for jewellery business.

Our expertise covers sales, design, production and branding, 

with a particular focus on supporting emerging and established brands.

Our goal is to aid designers and businesses based in Japan to expand into global markets,

as well as assisting oversea designers and businesses to break into the Japanese market.





Mayuko Yamamura

After graduating from BA(House) Jewellery Design at Central Saint Martin College of Art & Design in London, England,

Engaged in jewellery production for fine jewellery companies in London.


 Joined Barneys Japan in Tokyo as a women's accessories team jewellery buyer,

Worked with various brands and designers around the world to established their collections .

Established Bureau 19 providing bespoke consulting services to emerging brands and designers.

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