(Two 15-year-old Japanese elementary school girls), 130cm tall, ((((small titsed)))), ((((small breasts))))), ((((flat chest)))), (navel-baring), (belly button exposed), They walks , with his school bag on, along the school route through a residential area to school, (loves to show off her cute ), ((her bust is visible)), ((her is visible)), ((not wearing panties)), ((not wearing bra)), ((((Completely )))), (She is her small titsed at Flat chest chest with her is not wearing ), (Nipples are also visible, from the front), ((Showing Nipples)), (Look at my small titsed of Flat chest bust), (The outline of the nipples clearly expresses the shape of the nipples))), (Look at my ), (You can see my ), (You can see the opening of the ), (You can clearly see the shape of the ), (You're opening your with your hands), (You're opening your with your hands), (You're opening your Lnner with your hands),