I have kept this at home in unused condition. There are some minor scratches on the front cover from storage, so I will consider it to be "like new." I would appreciate it if you are not too concerned about this. A detailed guide to learning music production and MIDI. - Title: Music Creator Handbook [2023 Revised Edition] - Publisher: YAMAHA MUSIC ENTERTAINMENT HOLDING - Chapter: Textbook for DTM: Learning Music Production and MIDI - Price: 3850 yen (tax included) - Contents: Sound and music, MIDI, DAW utilization, etc. Thank you for viewing.