Fully updated with the latest information on invoices, including revised basic circulars and the National Tax Agency's latest Q&A! Table of Contents: Chapter 1: Overview of the Invoice System Chapter 2: Let's Start Preparing for Registration! Chapter 3: The 20% Special Provision Chapter 4: Registration Numbers and Invoice Requirements Chapter 5: Obligations of Qualified Invoice Issuers Chapter 6: Requirements for Tax Credit Chapter 7: How the Tax Calculation Method Changes! Chapter 8: How to Cancel Registration? Chapter 9: What to Do in Such Cases? Frequently Asked Questions and Answers #YukihideKumao #Yukihide_Kumao #Book #Society/Economics & Finance