Total tax paid
1,657,719 円
Did you know your employer also pays tax on your salary? It costs the employer 152,072 円 to pay you 4,000,000 円. In other words, every time you spend 10 円 of your hard-earned money, 4.14 円 goes to the government.
Real tax rate
39.9%
So, with you and the employer both paying tax, what used to be a 37.6% tax rate now rises to 39.9%, meaning your real tax rate is actually 2.3% higher than what it seemed at first.