Free Japan tools and calculators
日本の給与手取り額（所得税・住民税・社会保険料控除）、10%・軽減税率8%の消費税計算、ふるさと納税上限額、住宅ローン控除、年金試算などを計算できます。
5 specialized tools, all free with no sign-up.
Japan tools list
-
Japan salary & take-home pay calculator (Tedori 手取り)
NewCalculate Japanese net take-home pay (Tedori): Shotokuzei income tax, 10% Juminzei resident tax, and Shakai Hoken social insurance in Japanese Yen.
Open tool → -
Japan consumption tax calculator (Shouhizei 10% / 8%)
NewCalculate Japanese consumption tax (消費税) at 10% standard and 8% reduced rate. Add or extract tax with Zeinuki and Zeikomi invoice totals in JPY.
Open tool → -
Japan Furusato Nozei donation limit calculator (ふるさと納税)
NewCalculate Furusato Nozei hometown tax donation ceiling based on annual salary, 2,000 yen out-of-pocket cost, and resident tax deduction credit in JPY.
Open tool → -
Japan housing loan calculator (Jutaku Loan 住宅ローン)
NewCalculate Japanese mortgage monthly payments, 0.7% tax credit (Jutaku Loan Kojo), Flat 35 rates, and total markup interest in Japanese Yen.
Open tool → -
Japan Nenkin pension calculator (Kosei & Kokumin)
NewCalculate Japanese Kosei Nenkin (18.3% split) and Kokumin Nenkin monthly pension contributions and estimate projected retirement pension payout in JPY.
Open tool →