NISHIO Hirokazu[Translate]
41歳以上からの中途視覚障害者は、視覚障害者全体のうち半数を占める。
16万人

Related Pages

"Engineer's way of creating knowledge" the English version of my book is now available on [Engineer's way of creating knowledge]
(C)NISHIO Hirokazu / Converted from [Scrapbox] at [Edit]