A Site Reliability Engineer (SRE) earning the median salary of ¥10.8M in Japan takes home approximately ￥7,782,077/year (￥648,506/month) after national income tax, reconstruction surtax, resident tax, and employee social insurance, using 2026 rates.
2026 median salary for each level in Japan, and what it leaves after national income tax, reconstruction surtax, resident tax, and employee social insurance. Single employee, Tokyo standard rates, under 40. 2026 rates.
| Level | Gross / year | Take-home / year | Per month | Effective rate |
|---|---|---|---|---|
| Junior | ￥6,956,000 | ￥5,289,004￥440,750/mo | ￥440,750 | 24.0% |
| Mid-level | ￥10,450,000 | ￥7,568,470￥630,706/mo | ￥630,706 | 27.6% |
| Senior | ￥14,269,000 | ￥9,857,141￥821,428/mo | ￥821,428 | 30.9% |
| Lead / Principal | ￥18,656,000 | ￥12,246,557￥1,020,546/mo | ￥1,020,546 | 34.4% |
The biggest pay step is Senior to Lead / Principal: ￥4,387,000 more a year before tax, of which ￥2,389,416 reaches take-home. 46% of that raise goes to national income tax, reconstruction surtax, resident tax, and employee social insurance, against an average 31% on the Senior salary, because the extra pay is taxed at the top of your bands rather than spread across all of them.
Around the headline median, the middle half of Site Reliability Engineer (SRE) salaries in Japan run from ￥10,218,000 to ￥11,198,000 a year, which is ￥7,415,987 to ￥8,049,560 after national income tax, reconstruction surtax, resident tax, and employee social insurance.
The table above uses the Site Reliability Engineer (SRE) median. Enter your own gross salary below for a precise figure.
Annual take-home
￥7,782,077
Monthly take-home
￥648,506
Effective deduction rate
27.8%
National income tax
￥951,373
Reconstruction surtax
2.1% of national income tax
￥19,979
Resident tax
~10% (prefectural + municipal)
￥710,937
Health + pension + employment insurance
￥1,310,635
A Site Reliability Engineer (SRE) earning the median salary of ¥10.8M in Japan takes home approximately ￥7,782,077 per year (￥648,506 per month) after national income tax, reconstruction surtax, resident tax, and employee social insurance, using 2026 rates.
On a median Site Reliability Engineer (SRE) salary of ¥10.8M, the effective deduction rate (national income tax, reconstruction surtax, resident tax, and employee social insurance) is 27.8%, leaving ￥7,782,077 as take-home pay.
A senior Site Reliability Engineer (SRE) in Japan earns a median ￥14,269,000 a year and takes home approximately ￥9,857,141 (￥821,428 per month) after national income tax, reconstruction surtax, resident tax, and employee social insurance, an effective rate of 30.9%.
A junior Site Reliability Engineer (SRE) in Japan earns a median ￥6,956,000 a year and takes home approximately ￥5,289,004 (￥440,750 per month) after national income tax, reconstruction surtax, resident tax, and employee social insurance, an effective rate of 24.0%.
The biggest pay step is Senior to Lead / Principal: ￥4,387,000 more a year before tax, of which ￥2,389,416 reaches take-home. 46% of that raise goes to national income tax, reconstruction surtax, resident tax, and employee social insurance, against an average 31% on the Senior salary, because the extra pay is taxed at the top of your bands rather than spread across all of them.
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