JXL-10 Kokugo 15 squares + JiLeader JXL-10 Showa Note 4901772108030 (10 sets)

B5 size (semi-B5) 179 x 252mm B5 size study book. The ``Space Edition'' includes reading materials on space-related matters, supervised and assisted by JAXA. space series. ◆Standards: <15 squares> 15mm square with cross leader 15 x 10 ◆Number of sheets: 30 sheets ◆Binding: Thread binding cross-wrapped