Denpyo Blog

In-depth guides on Japan tax filing (確定申告), blue return (青色申告) benefits, 電子帳簿保存法 compliance and expense tracking — written for freelancers and small business owners.

Articles in this category

Japan's Invoice Transitional Credit Is Now 70% from October 2026 (Reiwa 8 Reform)

Japan's Invoice Transitional Credit Is Now 70% from October 2026 (Reiwa 8 Reform)

The FY2026 tax reform revised Japan's invoice transitional measure. From October 2026, the input-tax credit on purchases from tax-exempt suppliers is 70%, not 50%. Here's the new schedule and the bookkeeping rules to claim it.

Tax Filing Guide
August 3, 2026
6 min read
Freelance Startup Guide 2026: Opening Notification & Blue Return

Freelance Startup Guide 2026: Opening Notification & Blue Return

The first two forms to file when you go freelance in Japan. This 2026 guide covers the difference between the opening notification and blue return application, their deadlines, how to complete and submit them, and how to secure the up-to-650,000-yen deduction.

July 24, 2026
5 min read
Reducing Estimated Tax in Japan 2026: The 15 July Deadline for Freelancers

Reducing Estimated Tax in Japan 2026: The 15 July Deadline for Freelancers

If your income is down this year, an application to reduce estimated tax lowers your prepayment. Ahead of the 15 July first-period deadline, we explain the conditions, steps, and examples for freelancers and small businesses.

Tax Filing Guide
July 6, 2026
5 min read
Japan's Small-Asset Full-Expensing Limit Rises to Under ¥400,000 (FY2026)

Japan's Small-Asset Full-Expensing Limit Rises to Under ¥400,000 (FY2026)

The FY2026 reform raised Japan's small-amount depreciable asset exemption from under ¥300,000 to under ¥400,000. Here is who qualifies, the conditions, and the tax savings for freelancers and SMEs.

June 29, 2026
5 min read
Individual Enterprise Tax in Japan: Who Pays, Rates & How to Calculate (2026)

Individual Enterprise Tax in Japan: Who Pays, Rates & How to Calculate (2026)

A friendly guide to Japan's individual enterprise tax (kojin jigyozei) for freelancers and small businesses: which of the 70 statutory trades are taxed, the 3-5% rates, and how the 2.9 million yen business-owner deduction works.

Tax Filing Guide
June 27, 2026
5 min read
No Receipt? How to Still Claim the Expense with a Cash Voucher (Japan, 2026)

No Receipt? How to Still Claim the Expense with a Cash Voucher (Japan, 2026)

Train fares, condolence money, split bills, vending machines—plenty of business expenses come without a receipt. With the right record, you can still deduct them. Here is how to write a Japanese cash voucher (shukkin denpyo), what backup evidence to keep, and how to stay compliant with the 2026 Electronic Books Preservation Act.

June 24, 2026
5 min read
Residence Tax (Juminzei) Guide for Sole Proprietors 2026: Reading Your June Notice

Residence Tax (Juminzei) Guide for Sole Proprietors 2026: Reading Your June Notice

Every June, sole proprietors and freelancers in Japan receive a residence tax notice. This guide explains how juminzei is calculated for fiscal 2026, the four ordinary-collection payment dates, and why accurate expense records also lower your residence tax.

June 14, 2026
5 min read
Small Business Mutual Aid (Shoukibo Kigyou Kyosai): Tax Savings Guide for Freelancers 2026

Small Business Mutual Aid (Shoukibo Kigyou Kyosai): Tax Savings Guide for Freelancers 2026

Japan's Small Business Mutual Aid scheme lets freelancers deduct 100% of premiums from taxable income while building a retirement fund. Here's everything you need to know.

June 3, 2026
5 min read
Japan Consumption Tax Interim Filing Guide 2026 | Freelancers and Sole Proprietors

Japan Consumption Tax Interim Filing Guide 2026 | Freelancers and Sole Proprietors

If you registered for Japan's invoice system and paid over ¥480,000 in consumption tax last year, interim tax payments may be due in 2026. Here's everything you need to know.

Tax Filing Guide
May 25, 2026
2 min read