Here is a detailed description of the video: The scene shows a dance performance taking place on a stage. A group of children and adults are dancing together. The adults are dressed in military uniforms, while the children are wearing colorful dresses and suits. There are couples dancing around. In the background, there is a large screen displaying an image of cherry blossoms. The word "HAPPY" is visible in block letters on the lower right of the stage, partially obscured by the dancers. The camera captures the performance from the perspective of an audience member. The backs of several people's heads are visible in the foreground, seated in the audience. A large red star sits on the floor in front of the first row of audience members. The setting appears to be a theater, with red curtains hanging above the stage. The lighting is focused on the stage, highlighting the performers.