"Zen is commercial software sold to people with a normal PC" Note, it looks like only version 6 is out: https://book.mynavi.jp/ec/products/detail/id=62646 htt

"Zen is commercial software sold to people with a normal PC" Note, it looks like only version 6 is out: https://book.mynavi.jp/ec/products/detail/id=62646 https://book.mynavi.jp/ec/products/detail/id=62646 It appears that DeepZen would be a new version that is not quite yet released to the public.