Sunline

Located in Iwakuni, Yamaguchi, Japan, Sunline has been a leading fishing line manufacturer since its establishment in 1977. They specialize in producing various fishing lines suitable for every target and method, from freshwater to saltwater fishing. Their product materials include nylon, fluorocarbon, ultra-high molecular weight polyethylene, polyester (polyethylene terephthalate), and metal. Sunline holds a dominant share in the Japanese fishing line market and exports to over 40 countries worldwide.

Sunline's core philosophy centers around developing thinner, stronger fishing lines. They continuously push the boundaries of their proprietary technology to innovate and create new products.

Sunline dedicates significant resources to research, development, and testing with a large team and specialized facilities. This commitment ensures the creation of new products and the consistency and quality of existing lines.

Sunline conducts continuous quality checks during production, utilizing numerous microscopes to scrutinize various aspects of the line. The Research and Development department evaluates new and existing products daily, conducting tests on flexibility, tensile strength, abrasion resistance, UV resistance, endurance, slickness, knot strength, stretch, and diameter consistency.