Inspector Kenmochi the Murderer File 3 - S1-E21
Continuity mistake: When Miyuki offers the cake to Hajime-chan, the cup of coffee switches side of the table without her touching it - in fact her hands are busy with the cake, even. (00:20:10)
Inspector Kenmochi the Murderer File 3 - S1-E21
Continuity mistake: Kindaichi receives the keys of the building from superintendent Akechi. Notice the somewhat lengthy pieces of wire linking the keys to the large ring. When Kindaichi cracks the case and grabs the keys from his room telling Miyuki to go, the links are half the size they were. (00:19:55 - 00:20:45)
Inspector Kenmochi the Murderer File 3 - S1-E21
Continuity mistake: When Kindaichi is listening to Busujima's call, the bead of perspiration (not a comedic one) on his face changes position between shots; in close-up it is located much higher above the cheekbone. (00:03:05)