BUSINESSPERSON
Maki Kaji
1951 - 2021

Maki Kaji
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. Read more on Wikipedia
His biography is available in different languages on Wikipedia. Maki Kaji is the 642nd most popular businessperson (up from 663rd in 2019), the 1,741st most popular biography from Japan (down from 1,647th in 2019) and the 21st most popular Japanese Businessperson.
Memorability Metrics
Page views of Maki Kaji by language
Among BUSINESSPEOPLE
Among businesspeople, Maki Kaji ranks 642 out of 847. Before him are John Henry Davies, Irene Rosenfeld, Francesc Xavier Bultó, Joel Glazer, John C. Malone, and Éric Boullier. After him are Cyrus Mistry, Leonid Mikhelson, Arkady Volozh, Steve Wynn, Nita Ambani, and Shari Arison.
Most Popular Businesspeople in Wikipedia
Go to all RankingsJohn Henry Davies
1864 - 1927
HPI: 52.62
Rank: 636
Irene Rosenfeld
1953 - Present
HPI: 52.61
Rank: 637
Francesc Xavier Bultó
1912 - 1998
HPI: 52.60
Rank: 638
Joel Glazer
1970 - Present
HPI: 52.59
Rank: 639
John C. Malone
1941 - Present
HPI: 52.58
Rank: 640
Éric Boullier
1973 - Present
HPI: 52.57
Rank: 641
Maki Kaji
1951 - 2021
HPI: 52.56
Rank: 642
Cyrus Mistry
1968 - 2022
HPI: 52.56
Rank: 643
Leonid Mikhelson
1955 - Present
HPI: 52.56
Rank: 644
Arkady Volozh
1964 - Present
HPI: 52.56
Rank: 645
Steve Wynn
1942 - Present
HPI: 52.52
Rank: 646
Nita Ambani
1963 - Present
HPI: 52.51
Rank: 647
Shari Arison
1957 - Present
HPI: 52.45
Rank: 648
Contemporaries
Among people born in 1951, Maki Kaji ranks 548. Before him are Carlo Vanzina, Uri Lupolianski, Felipe Muñoz, Anne Alvaro, Abdel Moneim Aboul Fotouh, and Žarko Varajić. After him are Sylvia Rivera, Terry McDermott, Ray Kennedy, Kazimierz Kmiecik, Nedim Gürsel, and Dean Kamen. Among people deceased in 2021, Maki Kaji ranks 565. Before him are Mir Hazar Khan Khoso, Fredi, Bob Bondurant, Kalyan Singh, Momčilo Vukotić, and John Crichton-Stuart, 7th Marquess of Bute. After him are José Manuel Caballero, Ray Kennedy, Aleksandr Rogozhkin, Barbara Shelley, Tony Esposito, and Tommy Troelsen.
Others Born in 1951
Go to all RankingsCarlo Vanzina
FILM DIRECTOR
1951 - 2018
HPI: 52.69
Rank: 542
Uri Lupolianski
POLITICIAN
1951 - Present
HPI: 52.66
Rank: 543
Felipe Muñoz
SWIMMER
1951 - Present
HPI: 52.61
Rank: 544
Anne Alvaro
ACTOR
1951 - Present
HPI: 52.60
Rank: 545
Abdel Moneim Aboul Fotouh
PHYSICIAN
1951 - Present
HPI: 52.58
Rank: 546
Žarko Varajić
BASKETBALL PLAYER
1951 - 2019
HPI: 52.57
Rank: 547
Maki Kaji
BUSINESSPERSON
1951 - 2021
HPI: 52.56
Rank: 548
Sylvia Rivera
SOCIAL ACTIVIST
1951 - 2002
HPI: 52.56
Rank: 549
Terry McDermott
SOCCER PLAYER
1951 - Present
HPI: 52.54
Rank: 550
Ray Kennedy
SOCCER PLAYER
1951 - 2021
HPI: 52.52
Rank: 551
Kazimierz Kmiecik
SOCCER PLAYER
1951 - Present
HPI: 52.51
Rank: 552
Nedim Gürsel
WRITER
1951 - Present
HPI: 52.49
Rank: 553
Dean Kamen
INVENTOR
1951 - Present
HPI: 52.48
Rank: 554
Others Deceased in 2021
Go to all RankingsMir Hazar Khan Khoso
POLITICIAN
1929 - 2021
HPI: 52.75
Rank: 559
Fredi
SINGER
1942 - 2021
HPI: 52.70
Rank: 560
Bob Bondurant
RACING DRIVER
1933 - 2021
HPI: 52.68
Rank: 561
Kalyan Singh
POLITICIAN
1932 - 2021
HPI: 52.64
Rank: 562
Momčilo Vukotić
SOCCER PLAYER
1950 - 2021
HPI: 52.64
Rank: 563
John Crichton-Stuart, 7th Marquess of Bute
RACING DRIVER
1958 - 2021
HPI: 52.57
Rank: 564
Maki Kaji
BUSINESSPERSON
1951 - 2021
HPI: 52.56
Rank: 565
José Manuel Caballero
WRITER
1926 - 2021
HPI: 52.55
Rank: 566
Ray Kennedy
SOCCER PLAYER
1951 - 2021
HPI: 52.52
Rank: 567
Aleksandr Rogozhkin
FILM DIRECTOR
1949 - 2021
HPI: 52.47
Rank: 568
Barbara Shelley
ACTOR
1932 - 2021
HPI: 52.45
Rank: 569
Tony Esposito
DESIGNER
1943 - 2021
HPI: 52.42
Rank: 570
Tommy Troelsen
SOCCER PLAYER
1940 - 2021
HPI: 52.41
Rank: 571
In Japan
Among people born in Japan, Maki Kaji ranks 1,741 out of 6,245. Before him are Takumi Hayama (1978), Momoko Sakura (1965), Takehiro Otani (1980), Yuki Abe (1989), Takeshi Kusao (1965), and Harue Sato (1976). After him are Ryosuke Sasagaki (1985), Toshihiko Seki (1962), Kiyomi Kato (1948), Mitsuko Horie (1957), Yasuaki Kato (1976), and Yuji Naka (1965).
Others born in Japan
Go to all RankingsTakumi Hayama
SOCCER PLAYER
1978 - Present
HPI: 52.60
Rank: 1,735
Momoko Sakura
COMIC ARTIST
1965 - 2018
HPI: 52.60
Rank: 1,736
Takehiro Otani
SOCCER PLAYER
1980 - Present
HPI: 52.59
Rank: 1,737
Yuki Abe
SOCCER PLAYER
1989 - Present
HPI: 52.58
Rank: 1,738
Takeshi Kusao
ACTOR
1965 - Present
HPI: 52.57
Rank: 1,739
Harue Sato
SOCCER PLAYER
1976 - Present
HPI: 52.56
Rank: 1,740
Maki Kaji
BUSINESSPERSON
1951 - 2021
HPI: 52.56
Rank: 1,741
Ryosuke Sasagaki
SOCCER PLAYER
1985 - Present
HPI: 52.56
Rank: 1,742
Toshihiko Seki
ACTOR
1962 - Present
HPI: 52.55
Rank: 1,743
Kiyomi Kato
WRESTLER
1948 - Present
HPI: 52.52
Rank: 1,744
Mitsuko Horie
ACTOR
1957 - Present
HPI: 52.52
Rank: 1,745
Yasuaki Kato
SOCCER PLAYER
1976 - Present
HPI: 52.52
Rank: 1,746
Yuji Naka
GAME DESIGNER
1965 - Present
HPI: 52.50
Rank: 1,747
Among BUSINESSPEOPLE In Japan
Among businesspeople born in Japan, Maki Kaji ranks 21. Before him are Tanaka Hisashige (1799), Tatsumi Kimishima (1950), Mikimoto Kōkichi (1858), Masaji Kiyokawa (1913), Hiro Matsushita (1961), and Shuntaro Furukawa (1972). After him are Shuhei Yoshida (1964), Hiroshi Mikitani (1965), Kaz Hirai (1960), and Joi Ito (1966).
Tanaka Hisashige
1799 - 1881
HPI: 59.56
Rank: 15
Tatsumi Kimishima
1950 - Present
HPI: 59.44
Rank: 16
Mikimoto Kōkichi
1858 - 1954
HPI: 58.70
Rank: 17
Masaji Kiyokawa
1913 - 1999
HPI: 55.24
Rank: 18
Hiro Matsushita
1961 - Present
HPI: 54.11
Rank: 19
Shuntaro Furukawa
1972 - Present
HPI: 53.26
Rank: 20
Maki Kaji
1951 - 2021
HPI: 52.56
Rank: 21
Shuhei Yoshida
1964 - Present
HPI: 51.44
Rank: 22
Hiroshi Mikitani
1965 - Present
HPI: 50.95
Rank: 23
Kaz Hirai
1960 - Present
HPI: 50.55
Rank: 24
Joi Ito
1966 - Present
HPI: 48.34
Rank: 25