I don't think Suzuki-kun was trained on voice data, they trained a classifier on an annotated text corpus. And getting access to such a corpus is probably much

I don't think Suzuki-kun was trained on voice data, they trained a classifier on an annotated text corpus. And getting access to such a corpus is probably much harder than finding voice samples. https://research.ibm.com/publications/accent-sandhi-estimation-of-tokyo-dialect-of-japanese-using-conditional-random-fields https://research.ibm.com/publications/accent-sandhi-estimati...