LG노트북 그램 성능수명에 치명적(키스킨 노노) : 네이버 블로그
네모로직으로 친근한 노노그램(Nonogram) 퍼즐 :: Memories
'스타 개발자' 심상민 대표 직방 떠나 새 둥지 튼다
By 1993, the first book of nonograms was published by Non Ishida in Japan.
Coincidentally, a professional Japanese puzzler named Tetsuya Nishio invented the same puzzles completely independently, and published them in another magazine.