South Korea vs Japan: Tax Comparison
Compare income tax rates and take-home pay between South Korea and Japan
You'd keep $2,160 more in South Korea
South Korea
26.7% tax
Japan · Tokyo
28.9% tax
$180/mo difference
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Side-by-side breakdown
South Korea
2026
27%
Income
Gross Salary$100,000
Basic personal deduction-$995
Employment income deduction-$11,789
National Pension-$2,410
National Health Insurance-$4,067
Taxable Income$80,738
Taxes & Contributions
Up to KRW 14 million-$557
KRW 14 million to KRW 50 million-$3,584
KRW 50 million to KRW 88 million-$6,052
KRW 88 million to KRW 150 million-$7,818
Wage earner tax credit+$491
Up to KRW 14 million-$56
KRW 14 million to KRW 50 million-$358
KRW 50 million to KRW 88 million-$605
KRW 88 million to KRW 150 million-$782
National Pension-$2,410
National Health Insurance-$4,067
Employment Insurance-$900
Total Taxes-$26,699
NET ANNUAL PAY$73,301
Per Month$6,108
Effective Rate26.7%
Japan · Tokyo
2025
29%
Income
Gross Salary$100,000
Personal exemption (temporary 2025 rate)-$5,962
Earned income deduction-$12,238
Health insurance-$4,955
Welfare pension-$4,479
Unemployment insurance-$550
Taxable Income$71,816
Taxes & Contributions
5% bracket-$612
10% bracket-$847
20% bracket-$4,581
23% bracket-$2,959
33% bracket-$5,060
10% flat rate-$7,182
Personal exemption for local inhabitant's tax+$2,699
Health insurance-$4,955
Welfare pension-$4,479
Unemployment insurance-$550
Surtax (national income tax surcharge)-$295
Forest environmental tax-$6
Total Taxes-$28,859
NET ANNUAL PAY$71,141
Per Month$5,928
Effective Rate28.9%
Tax rate by income level
Japan
South Korea
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