コクヨ／原稿用紙B4タテ 4901480075785（40セット）◆字詰：縦書き（20×20）◆枚数：50枚◆罫色：茶上質紙（薄口）◆Characters: Writing from top to bottom (20*20) ◆ number of sheets: 50 pieces of ◆ ruled lines color: Tea fine paper (light-seasoned)