The ultimate collaboration between the national idol Haruna Osaka and school cosplay! - Includes 5 costumes that are indispensable for blazer, sailor suit, school swimwear, gym clothes, cardigan and school things! - In the classroom, in the changing room, in the health room, or in the playground, a beautiful girl idol spree brilliantly! - A very naughty school spring story to send with a national idol! - Im attached to being able to feel like this!