I will crush the boxes and ship via Yu-Packet Plus. NeilMed Sinus Rinse 240mL, with cleaning solution and film. - Brand: NeilMed - Product Name: Sinus Rinse - Contents: 240 mL - Kit Contents: 1 cleaning bottle + 1 packet of cleaning solution - Manufacturer: NeilMed USA I am selling 3 boxes, but I will include an additional 6 packets of cleaning solution. I will ship them unopened. If it's okay to open the boxes, crush them, and ship them, I will change the shipping to Yu-Packet Plus and offer a 200 yen discount. I will change the price, so please comment if you'd like this option. Hay fever Influenza prevention Cold prevention