Founded in 1937, a long-standing Hiroshima food manufacturer known for the Nitto Relay brand. Manufactures and sells kombu tea, ume kombu tea, pickling seasonings for asazuke and nukazuke, and powder beverages such as ginger tea and kuzu tea. Strengths in powder blending development and manufacturing technology, capable of small-lot OEM/ODM production from 100kg.

A seaweed food processing manufacturer based in Hiroshima Prefecture, founded in 1948 with over 70 years of history. The company engages in the sale of raw seaweed materials and food processing, primarily focusing on kelp, wakame, and hijiki. Holding FSSC certification, it provides OEM manufacturing of a wide range of kelp products including tororo kombu, shio kombu, kombu tsukudani, and dashi ingredients. The company has particular strengths in product planning and development for mass retailers.

A food processing OEM manufacturer based in Hiroshima Prefecture. Manufactures and sells processed foods from marine and agricultural products, including dashi stock, soups, and furikake (rice seasonings). Handles OEM production of tsukudani (simmered preserves) and prepared dishes, with private brand finished product sales also available. Extensive export experience to Taiwan, Hong Kong, Singapore, the United States, and other markets.

An OEM manufacturer specializing in nori (seaweed) and marine processed food products. Handles contract processing, OEM, and product commercialization consultations. Offers contract manufacturing of diverse nori products including seasoned nori, nori furikake (rice seasoning), and onigiri nori sheets. Supports product development tailored to client needs through proprietary processing technologies.

Kombu (kelp) processing manufacturer founded in 1908 in Hiroshima, with over 100 years of history. Produces and sells kelp products including packaged dashi kombu, cut kombu, tororo kombu, and salted kombu, and also handles OEM product development and manufacturing. Additionally engages in wholesale of commercial kelp and produces kombu tsukudani. Capital: 40 million yen; 37 employees.