This tablet printing device (1) prints a tablet (3) that has an engraved display (6) provided with a recessed groove portion (6a). The tablet printing device (1) has a transport disk (C), which transports the tablet (3) while supporting a side surface (7) of the tablet (3) by suction, and an inkjet head (4), with which the front and rear surfaces (5a), (5b) of the tablet (3) which is transported by transport disk (C) can be printed. The inkjet head (4) prints the recessed groove portion (6a) of the engraved display (6) on the basis of engraving layout data obtained by means of a printing surface inspection device (29). Printing is carried out along the engraved display (6) and the engraved display (6) is rendered clear due to said printing, greatly improving the visibility thereof.錠劑印刷裝置(1)，係對設有具備凹槽部(6a)的刻印標示(6)之錠劑(3)進行印刷處理。錠劑印刷裝置(1)係具有：一邊將錠劑(3)的側面(5)進行吸附支承一邊搬送錠劑(3)之搬送盤(C)、以及可對藉由搬送盤(C)所搬送之錠劑(3)的表背面(5a,5b)進行印刷處理之噴墨頭(4)。噴墨頭(4)，是根據藉由印刷面檢查裝置(29)所獲得之刻印配置資料，對於刻印標示(6)的凹槽部(6a)進行印刷處理。印刷處理是沿著刻印標示(6)實施，藉由該印刷處理使刻印標示(6)明確化，而讓其視認性大幅提高。
