※ We do not ship to Okinawa or areas where relay charges apply. ※ For Hokkaido and Kyushu regions, shipping costs an additional 500 yen. Please contact us via comments. I do not know the purchase date or usage period. No box or instruction manual. Can be used from around the time the baby can hold their head up, approximately 4 months old, up to around 3 years old. Lightweight and compact, perfect for outdoor use. It has been washed. I think it is in good condition with no noticeable stains. Everything in the photos is included.