Instant purchase without comments is welcome! Discounts available when bundled with binders currently on sale. Free shipping Set Contents: Korean-made refill (2026) x 1 set *Binders are sold separately. Shipping Method: Anonymous delivery These are only sold in Korea and cannot be purchased online from Japan, so the price is a bit higher. These refills can be used for one year. You can put stickers or marks on the days you save money. Various ways to use them.