The Death March of Young Kindaichi File 1 - S2-E1
Character mistake: For being a genius raised abroad, Takato's English pronunciation is abysmal - check out when he says the line about the magic crystal on stage. (00:12:40)
Kindaichi Shounen no Jikenbo Returns (2014)
1 character mistake in season 2 - chronological order
Starring: Taiki Matsuno, Masashi Tamaki
The Campground 'Bizarre' Case - S1-E17
Audio problem: Having reached the campground sign, Juri Takano shouts at the others that they are almost there. Her mouth animation comes about a second before the sound starts. (00:06:50)