To provide a tablet printing apparatus which is space-saving and excellent in productivity.SOLUTION: The tablet t is sucked and held on the conveying surface and conveyed on the upper surface side of the conveyor, and the tablet is conveyed to the lower surface side of the conveyor by folding back the tablet while sucking and holding the tablet on the conveying surface at the end of the conveyor A second transfer conveyor 32 which sucks and holds the tablets t onto the transfer surface and transfers the tablets t on the upper surface side of the conveyor on the lower side of the first transfer conveyor 31 A relay section 33 that receives the tablet t and places the tablet t on the upper surface side of the second conveyor 32 without reversing the front / back surface of the tablet t, and a tablet t that is conveyed on the upper surface side of the first conveyor 31 , And a second printing section (35) for printing on the upper surface of the tablet (t) conveyed on the upper surface side of the second conveying conveyor (32).(FIG.【課題】省スペースで生産性に優れる錠剤印刷装置を提供する。【解決手段】錠剤tを搬送面に吸引保持してコンベアの上面側を搬送し、コンベアの端部で錠剤を搬送面に吸引保持したまま折り返してコンベアの下面側へと搬送する第1搬送コンベア31と、上記第1搬送コンベア31の下側で、錠剤tを搬送面に吸引保持してコンベアの上面側を搬送する第2搬送コンベア32と、上記第1搬送コンベア31下面側搬送面から上記錠剤tを受け取り、該錠剤tの表/裏面を反転させることなく上記第2搬送コンベア32上面側に載置する中継部33と、上記第1搬送コンベア31の上面側を搬送される上記錠剤tの上面に印刷を行なう第1印刷部34と、上記第2搬送コンベア32の上面側を搬送される上記錠剤tの上面に印刷を行なう第2印刷部35とを具備する錠剤印刷装置。【選択図】図5