41 Entertainment services in the nature of presenting live musical performances held to support the activities of children's hospitals in the area of pediatric mental health; Entertainment in the nature of live performances by musicians, bands, and artists, held to support the activities of children's hospitals in the area of pediatric mental health; Organizing and arranging exhibitions for entertainment purposes in the field of supporting the activities of children's hospitals in the area of pediatric mental health; Organization of exhibitions for musical entertainment in the field of supporting the activities of children's hospitals in the area of pediatric mental health