Tanko Mook: Introduction to Tenkoku (Seal Carving) - Learning from the Basics Purchased new approximately 20 years ago, stored at home for a long period. There are small scratches and yellowing on each cover. The pages inside are in relatively clean condition. No missing pages, folds, or writing. Publisher: Tankosha Published: February 1994 Price: 2,500 yen + tax