There are approximately 15 individuals visible in the image. They appear to be students, dressed in school uniforms, which consists of blue shirts and skirts or shorts. The students are walking in a line, with some holding books or notebooks. The setting seems to be an outdoor area, possibly a school or public space, given the presence of greenery and a structure that resembles a school entrance. The overall atmosphere suggests a formal or semi-formal event, possibly a school assembly or a similar gathering.