For California, don't forget to add an extra ~$12k for the employer's match on social security and medicare, so you have an extra 6% on the CA tax balance sheet

For California, don't forget to add an extra ~$12k for the employer's match on social security and medicare, so you have an extra 6% on the CA tax balance sheet. I don't know if there is an equivalent employer tax is directly linked to employee pay in Japan. One could argue that this isn't really a tax that the employee pays, but of course it comes directly out of the business under the "cost per employee" bucket.