Second edition. I bought and used this a few years ago. I'm selling it because I no longer need it. I looked through it quickly and didn't see any writing, but I might have missed something. There's some folding and dirt, but it's usable. The 3rd grade is only the problem set. A set of 5 books: bookkeeping textbooks and problem sets, for the Japanese Bookkeeping Association (Nissho Boki) 2nd and 3rd grades. - Title: Bookkeeping Textbook, Nissho Boki 2nd Grade - Title: Bookkeeping Problem Set, Nissho Boki 2nd Grade - Title: Bookkeeping Problem Set, Nissho Boki 3rd Grade - Publisher: TAC Publishing - Number of books: Set of 5 Thank you for looking.