Yes, it's taxed. The Pension income will be entered in the Retirement Plans and Social Security section. Select the first option 1099-R, IRAs, 401(k), early withdrawals. If you did not receive a 1099-R, then create a Substitute 1099-R when prompted.
Remember to report all income in U.S. Dollars.
See the TurboTax FAQ below for more information on foreign income. Click "See entire answer" for the full page view.