Japan Disability Basic Pension

Estimate Japanese disability basic pension (FY2026 basis) using grade, child additions, and pre-20 income limit conditions.

If the calculation UI does not appear, reload with JavaScript enabled. Context and official resources below remain available.

Calculation basis and official references

Reviewed on:

Formula basis

Grade 1 is the base amount multiplied by 1.25; Grade 2 is the base amount. Add the child amount for children, and when incomeRestrictionApplies is true, apply the full or half suspension rate determined from previousYearIncomeYen and dependents.

Calculation method

Estimates the fiscal 2026 Grade 1 and Grade 2 disability basic pension, additions for children, and income restrictions for disabilities arising before age 20.

Exclusions and checks required

  • Disability grade, the date of first medical examination, and contribution requirements are determined through official review.
  • Age-based additions for dependents, suspension periods, overseas residence, and other individual conditions are simplified.

Example input:：Grade 2, no children, and no income restriction

grade
Grade 2
children
0
isOlderCohort
No
incomeRestrictionApplies
No
previousYearIncomeYen
3000000
dependents
0

This estimate does not replace the official determination of disability status and income restrictions.

Official references

FAQ

Who is this calculator for? Japan Disability Basic Pension

Estimate Japanese disability basic pension (FY2026 basis) using grade, child additions, and pre-20 income limit conditions.

What values should I enter?

Applies to: Japan Pension

How should I interpret this estimate?

Estimates the fiscal 2026 Grade 1 and Grade 2 disability basic pension, additions for children, and income restrictions for disabilities arising before age 20.

How to use

  1. Enter your input values and press Calculate.
  2. Review the result and compare it with expected context.
  3. Grade 1 is the base amount multiplied by 1.25; Grade 2 is the base amount. Add the child amount for children, and when incomeRestrictionApplies is true, apply the full or half suspension rate determined from previousYearIncomeYen and dependents.

Official references