Utilities Web

Child Support Calculator

Calculate child support estimates based on the child support calculation table

How to Use

  1. Enter the obligor's (child support payer's) annual income
  2. Select the obligor's employment type (Salaried Employee or Self-Employed)
  3. Enter the obligee's (child support recipient's) annual income
  4. Select the obligee's employment type
  5. Set the number of children aged 0-14 and 15-19
  6. The estimated monthly and annual child support is automatically calculated

Use Cases

  • When you want to know the estimated child support amount during divorce negotiations
  • When you want to check the standard child support amount before mediation
  • Reviewing child support when there are changes in income
  • As reference material for considering requests to increase or decrease child support

Frequently Asked Questions

What is the child support calculation table? ▼

The child support calculation table is the standard for calculating child support published by the Judicial Research and Training Institute of the Supreme Court. It was revised in Reiwa 1 (2019) and is widely used in the current practice of family courts.

What is the difference between an obligor and an obligee? ▼

The obligor is the parent who pays child support, and the obligee is the parent who receives child support (the parent who has custody of the children).

Is the data I enter sent to a server? ▼

No, all calculations are performed entirely in your browser. Your input data is never sent externally.

Is this result legally binding? ▼

The calculation results from this tool are estimates and are not legally binding. Actual child support is determined by comprehensively considering the child's age, number of children, special expenses (medical expenses, tuition, etc.), and other circumstances. Please consult an attorney for accurate calculation.

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