This is a plum paste made with 100% Kishu plum flesh. 
S&B Foods' "Kishu Plum Paste 310g" is an easy-to-use bottled plum paste made by carefully removing the seeds from umeboshi plums produced in Kishu, Wakayama Prefecture, and finishing it with just ume flesh and salt. As it is made only with plums and salt, you can feel the natural taste and color of the umeboshi plums, making the most of the elegant and flavorful characteristics of Kishu plums. The only ingredients are domestically produced plums and salt, and it does not contain any additives or allergenic ingredients.

Product specifications for SB Foods Kishu Ume paste 310g