SEOUL — As North Korea fired its largest ballistic missile on Friday, the country’s leader, Kim Jong-un, along with Ri Sol-ju, his wife and a young girl never before seen in public, attended the launch.

A series of images taken by the state news agency showed the girl walking with Mr. KimShe wore a white puffer jacket, black pants, and red dress shoes with her hair pulled back.

She is Mr. Kim’s daughter, the North Korean state media confirmed. Mr. Kim The launch was attended by many. “with his beloved daughter and wife,” It stated that it was Saturday. Photographs of her appeared on the second page of Rodong Sinmun, North Korea’s main state newspaper.

It was quite an exciting day for Mr. Kim to Share a daughter to the world — and to The North Korean people. It was among the most successful intercontinental ballistic-missile tests North Korea has carried out this year. State media called it a milestone in the strengthening of the country’s nuclear force. Following the test, Mr. Kim He reaffirmed his promise to “react to nukes with nukes” Engage in “direct confrontation” Defend yourself against all enemies

The pair watched together as the missile was transported in a huge military truck to After launching, the rocket was launched into the atmosphere.

Little is known about North Korea’s ruling family. No outsider has reported ever having seen any of the couple’s other children. South Korean intelligence officials think that Mr. Kim Since their secretive marriage, Ms. Ri has had three children: a son and a daughter.

The North Korean state media didn’t reveal the identity or age of the girl photographed in the photos. Researchers in North Korea have confirmed that her name is most probable Kim Ju-ae is likely Mr. Kim’s second child.

North Korea had never disclosed previously the existence of Mr. Kim’s daughter, although Mr. Kim’s wife, Ms. Ri, was seen pregnant on the North’s state-run television in 2012. The N.B.A. retired in 2013. Dennis Rodman, the N.B.A. star, said that he had met Mr. Kim’s daughter, then a baby, on a visit to Pyongyang. In an interview According to The Guardian Mr. Rodman claimed that her name is Ju-ae and that Mr. Kim He was a man I could trust. to Let him hold her.

Mr. Kim to It was possible that he appeared at the missile launch alongside his daughter to show that his nuclear program would span generations. “They’re going to keep their nuclear forces for the long haul,” Ankit Panda is a nuclear expert at Carnegie Endowment for International Peace. Mr. Kim He has stated that he will never surrender his nuclear weapons.

Mr. Kim’s own first appearance in the North Korean state media was in 2010, shortly after he had been designated the successor to His father Kim Jong-il was ill at that time and died in the next year. The Rodong Sinmun front page photo showed Jong-il in a dark suit accompanied by his father and several senior party officials.

The missile launched on Friday was the North’s newest and most powerful ICBM, South Korean defense officials said. It was visible to be a Hwasong-17 (North Korea’s first-ever Hwasong-17), which was unveiled by North Korea in 2020, but has had difficulty launching since. Friday’s test showed progress: Missile Experts said that it could theoretically reach anywhere within the United States.

North Korea claimed the missile launch was an act of retaliation to The “reckless military confrontation by the United States and hostile forces” That was what it said. “driving the Korean Peninsula’s military and political situation to the edge of danger.”