To prevent relations with China and South Korea from further deteriorating, Prime Minister Shinzo Abe decided not to visit Yasukuni Shrine on Aug. 15, the date marking the end of World War II, sources said.

Instead, Abe will make a personal monetary offering in his position as president of the ruling Liberal Democratic Party to the shrine, which memorializes Japan’s war dead along with 14 Class-A war criminals, according to the sources.

Abe has been forced into a delicate balancing act concerning Yasukuni Shrine.

The prime minister has been repeatedly asked about his plans for Aug. 15. His usual reply has been: “Because the very question of whether I visit the shrine will by itself become a political and diplomatic issue, I will not say whether or not I will visit.”...