List Price: ¥1430 ● Condition: Used for solving problems once, and not used since. ● Cover: Yes ● Sun damage: None ● Creases: None ● Scratches: None ● Folds: Present ● Writing: None ● Other notes: This item is available for immediate purchase. Please consider it as a used item before purchasing. The answer key has not been removed from the main body of the problem set.