Maki Kaji

was a Japanese businessman. He was the president of Nikoli. He was known as "the father of Sudoku" for his role in popularizing the number game. He was born in Sapporo, Hokkaido.

Kaji died on 10 August 2021 from bile duct cancer in Tokyo, aged 69.数独、名付け親の鍜治真起氏死去数字を埋めるパズルゲーム  

References

Category:1951 births
Category:2021 deaths
Category:Deaths from cholangiocarcinoma
Category:Japanese businesspeople