M5 square type refill system notebook. The rings are 3cm and have a large capacity. A refill for card holders (thick) is included. The leather is Amazonia. It has been kneaded to bring out the grain, giving it a very atmospheric look. This is a finished product, so you can purchase it as is. *Because the refills are thick, if they don't suit your preference, the main body can also be sold separately. (2000 yen discount) *Eligible for the year-end and New Year's discount. It's a great deal with a 26% discount until January 15th. Also, we can accept orders and customizations. (Separate production) Please see below. ♪ Main standard specifications The rings are screw-type and removable. The heads of the screws are visible from the spine. A ring guard with a width of several cm is included. * Ring hardware 1500 (estimated) The procurement price fluctuates, so the actual cost at that time (including fees) will be added. The following are options (additional fees) Costs are estimates. They may vary depending on the content. ・Left and right large pockets 1500 Mini pockets 1000 ・Refillable divider 1000 ・Refillable pen holder 1500 ・Protective sheet adoption 2200 This is an extended version of the ring guard. By inserting it into the left and right pockets, the heads of the ring hardware are no longer visible from the spine. It is removable and can also be used as a notebook cover. Note that the ring guard will not be included when adopted. ・Size change 1000 The overall size is designed with a ring diameter of 20mm as standard, but it can also be changed to 15mm or 30mm as an option. ♪ You can choose from various Italian leathers for the material. Please refer to the following for examples. https://jp.mercari.com/item/m60534177198?afid=0769274469&source_location=share&utm_medium=share&utm_source=ios *Please comment before ordering as there may be cases where the leather is out of stock. ♪ We also accept A4, Bible, B5, B6, A6, Mini 6, and Mini 5 sizes. If you have any other inquiries regarding orders, please feel free to contact us. We hope this reaches leather lovers.