Problem to be solved: to provide a tablet printing apparatus capable of suppressing deterioration in printing quality caused by damage of the conveyor belt.Solution: the tablet printing apparatus according to the embodiment comprises a conveyance belt 21 having a suction hole 21a for sucking the tablet T and conveying the tablet t sucked by the suction hole 21a, and a printing head for printing on the tablet t conveyed by the conveyor belt Based on the detecting portion 31 for detecting the state of the suction hole 21a of the conveyor belt 21 and the state of the suction hole 21a detected by the detecting portion 31, there is provided an abnormality judging portion 101 for judging whether or not the suction hole 21a is abnormal.Diagram【課題】搬送ベルトの傷みに起因する印刷品質の低下を抑えることができる錠剤印刷装置を提供する。【解決手段】実施形態に係る錠剤印刷装置は、錠剤Tを吸引する吸引孔21aを有し、吸引孔21aにより吸引した錠剤Tを搬送する搬送ベルト21と、搬送ベルト21により搬送される錠剤Tに印刷を行う印刷ヘッドと、搬送ベルト21の吸引孔21aの状態を検出する検出部31と、検出部31により検出された吸引孔21aの状態に基づいて、吸引孔21aの異常の有無を判断する異常判断部101とを備える。【選択図】図3