〇 Immediate purchase OK 〇 No writing inside - Title: Theory of Music - Authors: Tomojiro Ikenouchi, Shinji Tonosaki - Publisher: Ongaku no Tomosha - Published: November 30, 2020 - Price: 1,100 yen Thank you for viewing. I bought this for a class, but I barely used it, so it's in good condition. Please feel free to ask any questions in the comments.