The tainted batch of “Kishu Nanko Ume” was sold at some stores in Saitama Prefecture close to Tokyo. The company said it was highly likely the foul-up occurred at the factory where they were made.

KYOTO—An ume blossom that sprouted at the Kitano Tenmangu shrine here in early March is a world first that bloomed on a cloned Japanese apricot tree using tissue culture technology. The dark ...