Chart-style Systematic Mathematics 1, 2 Algebra Edition Kenkyu Publishing Middle and High School Mathematics Bundle Sale Set of 2 books Both books have some wear and tear on the outside, and are sun-faded. The names written in the answers have been blacked out with a marker. Algebra 1 has had pencil markings erased. There may be other oversights, so please consider this before purchasing. ⚠️ If you want to purchase a single book, it's 400 yen each. #MiddleSchoolMath #HighSchoolMath #SetSale #BundleSale