February 17, 2010 2:37 PM Subscribe
Since 1980, Nikoli^
has been in the business of creating many different variations
of logic puzzles (such as the very popular Sudoku and Kakuro). Unfortunately, as they're stationed in Tokyo, their magazine is unavailable to most Americans.
Luckily, over the decades they've inspired quite a few people to make their own puzzles and variants, including:
posted by flatluigi (12 comments total)
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