Hironaga Hashiba

Title: Hironaga Hashiba: Innovator in Soy Sauce Production

Introduction

Hironaga Hashiba is a notable inventor based in Noda, Japan. He has made significant contributions to the field of food technology, particularly in the production of soy sauce. With a total of 2 patents, his work has advanced the methods used in this traditional culinary staple.

Latest Patents

Hashiba's latest patents include innovative processes for producing soy sauce. The first patent describes a salt solution for producing soy sauce, which involves mixing a salt solution with a hard component concentration of not more than 20 ppm as calcium with soy sauce koji. This mixture undergoes fermentation and aging, followed by compression to obtain crude soy sauce. The process also includes heat treatment in a plate-type exchanger, which reduces hard component decomposition on the plate surface and minimizes the frequency of washing required.

The second patent introduces a novel variant and process for producing light-colored soy sauce. This variant belongs to the genus Pediococcus and does not ferment D-glucose but does ferment pentose. The process involves adding this variant during the koji preparation step or in the early stages of brewing soy sauce moromi, resulting in a lighter-colored product.

Career Highlights

Hironaga Hashiba is associated with Kikkoman Corporation, a leading company in the soy sauce industry. His work has not only contributed to the company's product offerings but has also enhanced the overall quality and efficiency of soy sauce production.

Collaborations

Throughout his career, Hashiba has collaborated with notable colleagues, including Keietsu Abe and Kinji Uchida. These partnerships have fostered innovation and development in the field of food technology.

Conclusion

Hironaga Hashiba's contributions to soy sauce production through his innovative patents demonstrate his commitment to advancing food technology. His work continues to influence the industry and improve the quality of soy sauce enjoyed worldwide.