法人税シミュレーター2026

This is a tax simulator for the president of a sole proprietorship (corporation). Simply enter your sales, expenses, employee salaries, and executive compensation, and it will calculate the following on the spot.

【Calculation Capabilities】
• Corporate Tax (Reduced Tax Rate 15%/23.2%) • Local Corporate Tax • Corporate Inhabitant Tax • Corporate Business Tax
• Consumption Tax (4 methods: Exemption/20% Special Tax Rate/Simplified Taxation/Standard Taxation)
• Social Insurance Premiums (Japan Health Insurance Association, FY2026, corresponding to rates for all 47 prefectures)
• Income Tax and Inhabitant Tax on Executive Compensation
• Net Pay and Money Remaining in the Company

【Features】
• All input data is processed within the device and is not transmitted externally.
• Supports social insurance limits for bonuses (Health Insurance 5.73 million yen/Employees' Pension 1.5 million yen)
• Supports full income deduction for Small Business Mutual Aid
• Automatically calculates employee statutory welfare expenses (approximately 16.6% of salary)
• Automatic switching between light and dark modes
• Supports 10 languages ​​(Japanese, English, Simplified Chinese, Traditional Chinese, Korean, Vietnamese, Tagalog, Indonesian, Hindi, Turkish)

【Note】
The calculation results of this app are approximate simulations and do not constitute tax advice. For actual tax filing and payment procedures, please consult with a tax professional.

Social insurance contribution rates are revised every March. This app is based on the rates for fiscal year 2026 (Reiwa 8).