Software engineer pay in Japan, net of tax in 2026

How engineer pay is spread across Japan, 2026

The numbers give total annual gross, the nenpo, without the employer's share of social insurance. Take-home is calculated after shotokuzei, the fukkou tokubetsu shotokuzei reconstruction surtax at 2.1% of income tax, juminzei at 10% of taxable income paid the following year, and employee social insurance covering health at roughly 5.1%, pension at 9.15% and employment insurance at 0.6%. Everything is in yen, with euros converted at ¥1 ≈ €0.006.

Method: the kyuyo shotoku koujyo employment income deduction is applied, along with the ¥480,000 kiso koujyo basic deduction, the progressive income tax brackets, the 2.1% reconstruction surtax on income tax, juminzei at 10% of taxable income and social insurance at roughly 14.85% of gross. Currency conversion uses ¥1 ≈ €0.006, assuming the weak yen persists through 2026.

Tokyo market rates by seniority, 2026

Tokyo sets the market. Engineers in Osaka, Nagoya and Fukuoka earn 10% to 20% less for equivalent work. Remote-first employers including Mercari, SmartHR and a number of international firms have flattened part of that gap, though Tokyo pay still marks the ceiling for on-site employment in Japan. Everything below describes Tokyo.

The full stack of Japanese deductions

Four separate deductions apply to employment income and together take 25% to 35% of gross from most engineers. Understanding how they stack is the only way to avoid a shock at the first payslip:

1. Employment income deduction (kyuyo shotoku koujyo): A statutory deduction applied before any tax calculation. For ¥7,200,000 gross, the deduction is approximately ¥1,840,000 - reducing the taxable base to ¥5,360,000 before the basic deduction.
2. Basic deduction (kiso koujyo): ¥480,000 for incomes under ¥24,000,000. Reduces taxable income to approximately ¥4,880,000 at the median gross of ¥7,200,000.
3. Income tax (shotokuzei): Progressive rate applied to the reduced taxable base. At ¥4,880,000 taxable income: 5% x ¥1,950,000 + 10% x ¥1,350,000 + 20% x ¥1,580,000 = ¥97,500 + ¥135,000 + ¥316,000 = ¥548,500.
4. Reconstruction surtax: 2.1% of income tax amount = ¥11,519. A temporary levy (since 2013, currently indefinite) for disaster reconstruction.
5. Inhabitant tax (juminzei): 10% of taxable income = ¥488,000. Critically, this is assessed on the previous year's income and collected the following year - new residents face a zero juminzei year before it kicks in, which can be misleading.
6. Social insurance: Health insurance (~5.1%), pension (kosei nenkin, 9.15%, capped at monthly remuneration ¥650,000), and employment insurance (0.6%). Total approximately ¥1,069,200 on ¥7,200,000 gross.

Total deductions on ¥7,200,000: ¥548,500 + ¥11,519 + ¥488,000 + ¥1,069,200 = ¥2,117,219. Take-home: ¥5,082,781 ≈ ¥5,018,000 per year (rounded for juminzei timing).

Summer and winter shoyo, and why they matter

Two bonuses arrive each year: natsu shoyo in June or July and fuyu shoyo in December. At large established employers such as NTT Data, Fujitsu, NEC and Toyota Connected they are often written into the contract at two to four months of salary combined, and for management and senior individual contributors the total reaches five or six months.

Where Western performance bonuses are discretionary, Japanese ones are culturally expected and frequently guaranteed in part. In a good year at Rakuten or Sony, an engineer on ¥7,200,000 base with a three-month combined bonus receives another ¥1,800,000, taking total gross to ¥9,000,000. After tax that adds roughly ¥1,050,000 to take-home, since bonuses attract slightly favourable withholding rates.

Foreign technology employers here, Google Japan, Amazon Japan, Microsoft Japan and Oracle Japan among them, replace or supplement bonuses with stock, whether RSUs or options denominated in dollars, which introduces currency exposure. An engineer at Google Japan on ¥1,200,000 a month plus $80,000 a year of vesting RSUs is effectively paid in two currencies at once.

Why the DX shortage keeps pushing salaries up

METI projections put the shortfall at 350,000 IT workers by 2030. The Digital Transformation programme, mandated by government policy and driven by decades of neglected enterprise software, has generated demand simultaneously across banking through CBDC pilots and core system modernisation, manufacturing through IoT and predictive maintenance, retail through e-commerce infrastructure, and government through the My Number digital identity system. Companies that never competed for technology staff a decade ago now offer signing bonuses and bid against technology-first employers for the same people.

In practice, anyone with five years of experience, fluency in Python or Java and certified cloud architecture knowledge across AWS, GCP or Azure now fields several competing offers in Tokyo. Base salaries for senior engineers have risen 15% to 25% in real terms since 2021. At startups and scale-ups including Mercari, SmartHR, Freee and Sansan, sign-on bonuses of ¥500,000 to ¥2,000,000 have become routine for senior hires.

Frequently asked questions