A vertical machining center includes a base; a tilting rotary table, a tool spindle, a tilting shaft, a recessed area, a slide door, and an inner cover. The tilting rotary table is disposed on the base and configured to turn and tilt a table face of a rotary table. The tool spindle is rotatable about a vertical axis line and movable in an X axis direction, a Y axis direction, and a Z axis direction. The tilting shaft is disposed in the tilting rotary table and oriented in the Y axis direction. The recessed area is disposed on a front surface of the vertical machining center. The recessed area is adjacent to a support supporting the tilting shaft. The slide door is configured to cover the front surface. The inner cover is integral with the slide door. The inner cover is configured to cover the recessed area.