TOKYO, Japan (AFP) — The man dubbed the “father of Sudoku” for his role in popularizing the numerical brainteaser loved by millions, has died of cancer at 69, his Japanese publisher has announced. In a notice posted Monday, Nikoli said Maki Kaji died at home on August 10 after battling cancer, and a memorial service would be held at a later date. “Mr Kaji was known as the father of Sudoku and was loved by […]