These Bizarre Japanese Inventions Will Have You Scratching Your Head in Disbelief – Think Big
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These Bizarre Japanese Inventions Will Have You Scratching Your Head in Disbelief

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6) Voice Trainer

voice-trainer

I don’t know how this strange device would change your voice, but from the looks of the parts, it can get pretty far down your throat. That might make it effective, but also pretty darn scary.