Daily Telegraph Book of Japanese Puzzles

If you thought sudoku was hard, wait till you try these!

From the Telegraph's ever-popular puzzle pages comes this new puzzle collection which shows that there's life beyond the sudoku grid. Some puzzles you might have heard of, some you almost certainly won't, and the one thing that they have in common is that they are fiendishly addictive!

As ever, if inspiration fails, all answers are included at the back of the book.