Tablet printing apparatus

A tablet printing apparatus, comprising:

• a first rotator having an inner space;
• a chamber configured to communicate with the inner space of the first rotator;
• a suction pipe configured to suck inside the chamber;
• a second rotator arranged to face the first rotator across the chamber;
• a conveyor belt wrapped around the first rotator and the second rotator;
• and
• a print head configured to perform printing on a tablet that is held on the conveyor belt, wherein
• the first rotator is provided with a through hole extending in a rotation direction of the first rotator,
• the chamber is configured to communicate with the inner space of the first rotator through the through hole,
• the conveyor belt includes a plurality of suction holes which communicate with the inner space of the first rotator and an inner space of the chamber, and are arranged in the rotation direction of the first rotator, and
• the first rotator and the chamber constitutes a suction chamber that applies a suction force to those of the suction holes of the conveyor belt that are located around an outer periphery of the first rotator and an outer periphery of the chamber.