Freelance/Sole Proprietor's Blue Return Tax Filing Start Book Business Train, Toshinori Takahashi / Diamond Inc. ---------------------------------------- This is How You Can Do Accounting and Taxes for a Sole Proprietorship Ikuo Osawa Natsume Publishing ---------------------------------------- Due to long-term home storage, there are stains on the cover and sides. The contents are fine. Please check the photos and only purchase if you agree.