Maki Kaji

Maki Kaji
Kaji in 2011
Born8 October 1951
Sapporo, Japan
Died10 August 2021(2021-08-10) (aged 69)
Tokyo, Japan

Maki Kaji (鍜治 真起, Kaji Maki; 8 October 1951 – 10 August 2021) was a Japanese businessman who was the president of Nikoli, a puzzle manufacturer. He is widely known as "the father of Sudoku" for his role in popularizing the number game.