Founded in 1942, a umeboshi (pickled plum) manufacturer based in Minabe, the heart of Kishu plum country. An industry pioneer in obtaining ISO 22000 certification, with thorough quality and safety management at its headquarters factory. Specializes in manufacturing umeboshi and processed plum products using Kishu Nanko plums, with a Tokyo sales office for nationwide distribution. Also handles OEM and commercial manufacturing.

A umeboshi and plum wine manufacturer based in Tanabe City, Wakayama Prefecture. Produces a wide range of plum-based products including umeboshi, plum wine, plum jelly, plum jam, and plum extract. Joined the Marudai Food Group in 2011 and obtained Wakayama HACCP certification. Handles OEM and commercial product manufacturing with a two-factory system comprising the Hikigawa and Shirahama factories.