Hone made aishite? Akane koi o fukuzatsu kossetsu - S1-E5
Plot hole: Dr. Tofu is able to tell that Ranma was hit by a softball (he says something about the marks like he actually sees them), but Ranma's wound is still covered by the bandage, that he'll remove in the next episode. This is linked to a larger mistake in the following episode. (00:19:55)
Hone made aishite? Akane koi o fukuzatsu kossetsu - S1-E5
Continuity mistake: When Akane bares Ranma's chest against the outer wall, the crowd behind her varies throughout the scene (for instance the fencer pops up out of the blue). (00:14:40)
Hone made aishite? Akane koi o fukuzatsu kossetsu - S1-E5
Continuity mistake: At Tofu's, Akane puts a hand on Ranma's mouth; the hand is initally the right, but in the wider shot it becomes the left. (00:21:10)
Hone made aishite? Akane koi o fukuzatsu kossetsu - S1-E5
Continuity mistake: When Ranma walks back to toss Genma into the pond, the kettle he drank from earlier has disappeared from the table. (00:02:45)