Very large, juicy clingstone Japanese plum with black skin and yellow flesh. Origin: Sun World International, Bakersfield, CA, by T.A. Bacon. Suplumthirthyfive × bulk plum pollen; tested as PL608YB. USPP 29,766; 23 Oct. 2018. Tree: size medium; vigor medium; growth habit semi-upright; very productive; bearing regular; needs thinning; flowers white, self-incompatible; requires cross-pollination; blooms 22-26 Feb. in Wasco; chilling requirement 550 h; leaf glands globose. Fruit: very large, 215 g; round; slightly asymmetrical; skin dark black covering whole surface; flesh yellow-orange; firm; juicy; flavor mildly sweet, 17 ºBrix, Brix:acid ratio 49; ripens 37 d after Suplumthirtyfive, 23 July to 2 Aug. in Wasco, CA.