Published by Asahi Print Co. Includes 22 issues Will be lightly folded in half and shipped via anonymous Nekopos delivery. Discounts on abacus materials are ❌. While combined purchases may save on shipping, they will not be priced below the list price due to copyright law. If you are not good at mental calculation, please see below. #Soronyan Abacus Materials ← You can see all the abacus materials here. ⭐️ Obtaining the Abacus Level 1 certification can be used when applying for scholarships for university admission. Please don't give up at Level 2. Levels 2 and below are disregarded. Please read the profile carefully❗️ Carefully❗️ Carefully❗️ and purchase without commenting unless you have questions or are making a combined purchase.