Take-home pay in Yamagata
Health-insurance rates are set by prefecture. If your employer's office is in Yamagata (山形県), the Kyokai Kenpo rate is 9.75% for FY2026 (national range 9.21%–10.55%).
Health rate 9.75% · FY2026 · Kyokai Kenpo Yamagata branch
Health premiums use the Kyokai Kenpo prefectural rates for FY2026. If you belong to a union health society, enter its rate manually. Long-term care insurance is added automatically for ages 40-64.
| Gross salary | ¥340,000 |
| Health insurance standard remuneration grade 24, ¥340,000 · rate 9.75% (incl. long-term care where it applies) | −¥16,575 |
| Child & child-rearing levy | −¥391 |
| Employees’ pension standard remuneration grade 21, ¥340,000 | −¥31,110 |
| Employment insurance | −¥1,700 |
| Social insurance total | −¥49,776 |
| Income tax (withheld) Monthly withholding table, 2026 (Reiwa 8) | −¥7,610 |
| Resident tax | −¥0 |
| Take-home pay | ¥282,614 |
Worked example — ¥350,000/month, age 35, no dependents, Yamagata
| Gross salary | ¥350,000 |
| Health insurance (grade ¥360,000 × 9.75% ÷ 2) | −¥17,550 |
| Child & child-rearing levy | −¥414 |
| Employees' pension | −¥32,940 |
| Employment insurance | −¥1,750 |
| Income tax (monthly table, 2026) | −¥7,820 |
| Take-home | ¥289,526 |
Against the same salary in Tokyo (9.85%), Yamagata nets ¥180 more per month. The gap grows with salary and once long-term care insurance applies (ages 40–64).
Rate source: Japan Health Insurance Association (Kyokai Kenpo), FY2026 prefectural rate table. Rates are revised every March. If your employer belongs to a health insurance society, its rate differs — use the manual-rate field.