Nestled in the heart of the Utogi region of Niigata, Marusada Koi Farm is one of the oldest and most revered koi breeding operations in Japan. Celebrated for producing world-class examples of rare varieties, the farm is particularly esteemed for its Gin Gin Showa and Tancho Showa—both consistently garnering serious awards at premier Japanese koi shows.
Marusada blends historic methods with thoughtful infrastructure. As one of the earliest koi farms to adopt heating systems, they installed an oil-fired heating system—enhancing year-round control and consistency in koi development.
Though deeply rooted in tradition, Marusada remains vital and respected, offering stunning koi and attracting international attention for their prized rare showa varieties.
Marusada Koi Farm stands among Niigata’s most storied breeders. Their Gin Gin Showa—gleaming with metallic luster—and elegant Tancho Showa embody the farm’s dedication to koi that are as captivating as they are refined. Early adoption of innovations like oil-fired heating reflects their commitment to breeding excellence even in the harshest seasons.