Nikoli Hand-Crafted Sudoku puzzle...1,2,3,4,_,6,7,8,9

My small way to honour Maki Kaji, the godfather of sudoku, who recently passed away. With best wishes to his family and friends. You can learn more about Nikoli at
Please feel free to pause the video at the start and copy down the puzzle to have a go yourselves! It was a fun puzzle. Please LIKE and SUBSCRIBE this video and the channel :-)