Showa Note Math 7 squares + letters JFL-1-2 Showa Note 4901772075172 (10 sets)

B5 size (semi-B5) 179 x 252mm B5 size study book with subject names. The ruled color is based on scientific data and is easy to write on. ◆Standards: 18mm square 12x7 with cross leader ◆Binding method: Thread binding ◆Number of sheets: 30 ◆With subject stickers ◆Cover: Blue