JA Zen-Noh is the marketing and supply arm of JA Group, a Japanese agricultural organisation. Zen-Noh aims to serve as the trusted and reliable go-between of agriculture producers and consumers, supporting the agricultural activities and daily lives of its members and creating quality production areas. They also uphold to deliver safe and fresh Japanese grown agricultural products to consumers.

As the exclusive distributor of JA Rice in Singapore, Topseller supplies its extensive range of products to both retail and food service outlets, including popular rice such as Akita Akitakomachi, Niigata Koshihikari, Hokkaido Nanatsuboshi and Ishikawa Koshihikari.