List of Japanese by net worth

This list shows the richest Japanese citizens by net worth, based on the list published by Forbes annually.

2022

Based on Forbes The World's Billionaires 2022[1]

#	Name	Age	Net Worth	Source of Wealth
1	Tadashi Yanai	73	US$26.1 billion	Fast Retailing
2	Takemitsu Takizaki	76	US$23.9 billion	Keyence
3	Masayoshi Son	64	US$21.3 billion	Softbank
4	Takahisa Takahara	60	US$6.4 billion	Unicharm
5	Shigenobu Nagamori	77	US$5.4 billion	Nidec
6	Hiroshi Mikitani	60	US$5.1 billion	Rakuten
7	Masatoshi Ito	91	US$4.6 billion	Seven & I Holdings Co.
8	Akio Nitori	71	US$4.0 billion	Nitori
9	Akira Mori & family	78	US$3.7 billion	Mori Trust
10	Masahiro Noda	83	US$3.5 billion	Obic
11	Yasumitsu Shigeta	57	US$3.2 billion	Hikari Tsushin, Inc.
12	Masahiro Miki	59	US$3.0 billion	ABC-Mart
12	Masateru Uno	75	US$3.0 billion	Cosmos Pharmaceutical
14	Takao Yasuda	72	US$2.7 billion	Don Quijote
15	Yoichi & Keiko Erikawa	N/A	US$2.5 billion	Koei
16	Katsumi Tada	76	US$2.4 billion	Daito Trust Construction
17	Masaaki Arai	56	US$2.1 billion	Open House
17	Eiichi Kuriwada	75	US$2.1 billion	Sagawa Express
17	Yuji Otsuka	68	US$2.1 billion	Otsuka Corporation
20	Yusaku Maezawa	46	US$1.9 billion	Zozotown

2015

Based on Forbes Japan's Richest 2015

#	Name	Age	Net Worth	Source of Wealth	Notes
1	Tadashi Yanai	66	US$21.1 billion	Fast Retailing
2	Masayoshi Son	57	US$13.9 billion	Softbank
3	Nobutada Saji & family	69	US$10.9 billion	Suntory
4	Hiroshi Mikitani	50	US$10.5 billion	Rakuten
5	Takemitsu Takizaki	69	US$8.8 billion	Keyence
6	Keiichiro Takahara	84	US$5.4 billion	Unicharm
7	Han Chang-Woo & family	84	US$4.9 billion	Maruhan
8	Kunio Busujima & family	90	US$4.4 billion	Sankyo
9	Masatoshi Ito	91	US$3.8 billion	Seven & I Holdings Co.
10	Akira Mori & family	78	US$3.8 billion	Mori Trust
11	Masahiro Miki	59	US$3.5 billion	ABC-Mart
12	Shigenobu Nagamori	70	US$3.1 billion	Nidec
13	Yoshiko Mori	74	US$2.8 billion	Mori Building Company	The late Minoru Mori's widow
14	Yasumitsu Shigeta	50	US$2.1 billion	Hikari Tsushin
15	Kinoshita brothers		US$2.1 billion	Acom	Kyosuke, Shigeyoshi and Katsuhiro Kinoshita
16	Takao Yasuda	66	US$2 billion	Don Quijote
17	Akio Nitori	71	US$1.9 billion	Nitori
18	Naruatsu Baba	37	US$1.7 billion	Colopl
19	Minoru & Yuji Otsuka		US$1.7 billion	Otsuka Corporation
20	Kanazawa brothers		US$1.6 billion	Sanyo Bussan	Yokyu, Zenkyu and Shinkyu Kanazawa
21	Hiroko Takei & family		US$1.6 billion	Takefuji	The late Yasuo Takei's widow
22	Tada brothers		US$1.6 billion	Sundrug	Naoki and Takashi Tada
23	Yusaku Maezawa	39	US$1.5 billion	Zozotown
24	Kenji Kasahara	39	US$1.07 billion	mixi
25	Katsumi Tada	69	US$1.5 billion	Daito Trust Construction
26	Hirokazu Sugiura & family	64	US$1.4 billion	Sugi Holdings
27	Chizuko & Michio Matsui		US$1.3 billion	Matsui Securities
28	Kazuo Okada & family	72	US$1.3 billion	Universal Entertainment Corporation
29	Soichiro Fukutake	69	US$1.2 billion	Benesse
30	Yoshikazu Tanaka	38	US$1.1 billion	GREE, Inc.
47	Yoshiyuki Sankai	56	US$1.1 billion	Cyberdyne Inc.
32	Kazuo Inamori & family	83	US$1.1 billion	Kyocera
33	Nobutoshi Shimamura & family	89	US$1.1 billion	Shimamura
34	Shoji Uehara	87	US$1 billion	Taisho Pharmaceutical
35	Hiroshi Ishibashi	68	US$980 million	Bridgestone
36	Yoji Sato & family	69	US$965 million	Dynam
37	Masayuki Ishihara	66	US$950 million	Heiwa
38	Hajime Satomi	73	US$925 million	Sega Sammy Holdings
39	Muneaki Masuda	64	US$910 million	Culture Convenience Club
40	Ryoichi Jinnai	88	US$900 million	Promise
41	Masahiro Noda	76	US$870 million	Obic
42	Yasuhiro Fukushima	67	US$850 million	Square Enix
43	Susumu Fujita	42	US$780 million	Cyber Agent
44	Kagemasa Kozuki	74	US$750 million	Konami
45	Yoshitaka Fukuda	67	US$740 million	Aiful
46	Yoshiko Shinohara	80	US$680 million	Tempstaff
47	Masatoshi Kumagai	51	US$670 million	GMO Internet
48	Satoshi Suzuki	61	US$650 million	Pola
49	Tetsuro Funai	88	US$630 million	Funai
50	Kentaro Ogawa & family	66	US$600 million	Zensho

2013

Based on Forbes Japan's Richest 2013

#	Name	Age	Net Worth	Source of Wealth	Notes
1	Masayoshi Son	55	US$22.3 billion	Softbank
2	Tadashi Yanai & family	64	US$15.5 billion	Fast Retailing
3	Nobutada Saji & family	67	US$10.7 billion	Suntory
4	Hiroshi Mikitani	50	US$6.4 billion	Rakuten
5	Kunio Busujima & family	88	US$5.2 billion	Sankyo
6	Akira Mori & family	77	US$5 billion	Mori Trust
7	Takemitsu Takizaki	68	US$4.7 billion	Keyence
8	Han Chang-Woo & family	82	US$3.4 billion	Maruhan
9	Keiichiro Takahara	82	US$3.3 billion	Unicharm
10	Masatoshi Ito	89	US$2.8 billion	Seven & I Holdings Co.
11	Shoji Uehara	84	US$2.5 billion	Taisho Pharmaceutical
12	Masahiro Miki	57	US$2.4 billion	ABC-Mart
13	Hiroshi Yamauchi	85	US$2.1 billion	Nintendo
14	Hiroko Takei & family		US$2 billion	Takefuji	The late Yasuo Takei's widow
15	Yoshikazu Tanaka	36	US$1.9 billion	GREE, Inc.
16	Yasumitsu Shigeta	48	US$1.65 billion	Hikari Tsushin
17	Kanazawa brothers		US$1.6 billion	Sanyo Bussan
18	Kinoshita brothers		US$1.56 billion	Acom	Kyosuke, Shigeyoshi and Katsuhiro Kinoshita
19	Katsumi Tada	68	US$1.52 billion	Daito Trust Construction
20	Kazuo Okada & family	70	US$1.5 billion	Universal Entertainment Corporation
21	Chizuko & Michio Matsui		US$1.4 billion	Matsui Securities
22	Minoru & Yuji Otsuka		US$1.34 billion	Otsuka Corporation
23	Shigenobu Nagamori	68	US$1.3 billion	Nidec
24	Tada brothers		US$1.26 billion	Sundrug	Naoki and Takashi Tada
25	Soichiro Fukutake	67	US$1.25 billion	Benesse
26	Kagemasa Kozuki	72	US$1.2 billion	Konami
27	Hajime Satomi	71	US$1.17 billion	Sega Sammy Holdings
28	Ryoichi Jinnai	86	US$1.1 billion	Promise
29	Takao Yasuda	64	US$1.08 billion	Don Quijote
30	Kanbee Kokubu & family	74	US$1.07 billion	Kokubu
31	Nobutoshi Shimamura & family	87	US$1.1 billion	Shimamura
32	Akio Nitori	69	US$1.2 billion	Nitori
33	Yoshiko Mori	72	US$1 billion	Mori Building Company	The late Minoru Mori's widow
34	Kazuo Inamori & family	81	US$960 million	Kyocera
35	Masayuki Ishihara & family	64	US$930 million	Heiwa
36	Hirokazu Sugiura & family	62	US$910 million	Sugi Holdings
37	Yoji Sato & family	67	US$890 million	Dynam
38	Muneaki Masuda	62	US$850 million	Culture Convenience Club
39	Hiroshi Ishibashi	66	US$820 million	Bridgestone
40	Nobuyoshi Fujisawa	43	US$820 million	J Trust
41	Tetsuro Funai	86	US$750 million	Funai
42	Yusaku Maezawa	37	US$740 million	Zozotown
43	Kentaro Ogawa & family	65	US$730 million	Zensho
44	Yoshitaka Fukuda	65	US$630 million	Aiful
45	Yasuhiro Fukushima	65	US$570 million	Square Enix
46	Masahiro Noda	74	US550$ million	Obic
47	Tomoko Namba	51	US550$ million	DeNA
48	Eitaro Itoyama	71	US$500 million	Shin Nihon Kanko
49	Hiroyuki Inoue		US$450 million	Yamato Kogyo
50	Shoichiro Toyoda	88	US$400 million	Toyota Motor Corporation

2012

Based on Forbes Japan's Richest 2012

#	Name	Age	Net Worth	Source of Wealth	Notes
1	Tadashi Yanai & family	63	US$10.6 billion	Fast Retailing
2	Nobutada Saji & family	66	US$7.9 billion	Suntory
3	Masayoshi Son	54	US$6.9 billion	Softbank
4	Hiroshi Mikitani	47	US$6.3 billion	Rakuten
5	Kunio Busujima & family	86	US$5.7 billion	Sankyo
6	Takemitsu Takizaki	66	US$4 billion	Keyence
7	Yoshikazu Tanaka	35	US$3.5 billion	GREE, Inc.
8	Akira Mori & family	75	US$3.2 billion	Mori Trust
9	Keiichiro Takahara	81	US$2.9 billion	Unicharm
10	Han Chang-Woo & family	81	US$2.8 billion	Maruhan
11	Hiroshi Yamauchi	84	US$2.7 billion	Nintendo
12	Masatoshi Ito	87	US$2.6 billion	Seven & I Holdings Co.
13	Eitaro Itoyama	69	US$2.5 billion	Shin Nihon Kanko
14	Masahiro Miki	56	US$2.4 billion	ABC-Mart
15	Hiroko Takei & family	70	US$2 billion	Takefuji	The late Yasuo Takei's widow
16	Katsumi Tada	66	US$1.9 billion	Daito Trust Construction
17	Shigenobu Nagamori	67	US$1.8 billion	Nidec
18	Kazuo Okada & family	69	US$1.6 billion	Universal Entertainment Corporation
19	Soichiro Fukutake	66	US$1.5 billion	Benesse
20	Kanazawa brothers		US$1.4 billion	Sanyo Bussan
21	Kinoshita brothers		US$1.3 billion	Acom	Kyosuke, Shigeyoshi and Katsuhiro Kinoshita
22	Ryoichi Jinnai	85	US$1.25 billion	Promise
23	Akio Nitori	68	US$1.2 billion	Nitori
24	Kanbei Kokubu & family	72	US$1.18 billion	Kokubu
25	Hajime Satomi	70	US$1.15 billion	Sega Sammy Holdings
26	Nobutoshi Shimamura & family	86	US$1.1 billion	Shimamura
27	Minoru & Yuji Otsuka	89/59	US$1.05 billion	Otsuka Corporation
28	Tetsuro Funai	85	US$1 billion	Funai
29	Yasumitsu Shigeta	47	US$990 million	Hikari Tsushin
30	Yusaku Maezawa	36	US$950 million	Zozotown
31	Kazuo Inamori & family	80	US$940 million	Kyocera
32	Takao Yasuda	62	US$930 million	Don Quijote
33	Chizuko & Michio Matsui	57/58	US$910 million	Matsui Securities
34	Tada brothers		US$900 million	Sundrug	Naoki and Takashi Tada
35	Muneaki Masuda	61	US$850 million	Culture Convenience Club
36	Shoji Uehara	84	US$800 million	Taisho Pharmaceutical
37	Hirokazu Sugiura & family	60	US$740 million	Sugi Holdings
38	Hiroshi Ishibashi	63	US$670 million	Bridgestone
39	Yasuhiro Fukushima	64	US$660 million	Square Enix
40	Kentaro Ogawa	64	US$650 million	Zensho

2010

Based on Forbes Japan's Richest 2010

#	Name	Age	Net Worth	Source of Wealth	Notes
1	Tadashi Yanai	60	US$9.2 billion	Fast Retailing
2	Nobutada Saji	64	US$8.6 billion	Suntory
3	Akira Mori	73	US$6.1 billion	Mori Trust
4	Masayoshi Son	52	US$5.6 billion	Softbank
5	Kunio Busujima	84	US$5.3 billion	Sankyo
6	Hiroshi Mikitani	44	US$4.7 billion	Rakuten
7	Hiroshi Yamauchi	82	US$3.8 billion	Nintendo
8	Eitaro Itoyama	67	US$3.4 billion	Shin Nihon Kanko
9	Takemitsu Takizaki	64	US$2.9 billion	Keyence
10	Hiroko Takei	68	US$2.5 billion	Takefuji	The late Yasuo Takei's family
11	Masahiro Miki	54	US$2.1 billion	ABC-Mart
12	Keiichiro Takahara	78	US$1.95 billion	Unicharm
13	Shigenobu Nagamori	65	US$1.9 billion	Nidec
14	Masatoshi Ito	85	US$1.85 billion	Ito-Yokado
15	Yokyu Kanzawa		US$1.8 billion	Sanyo Bussan
16	Katsumi Tada	64	US$1.75 billion	Daito Trust Construction
17	Han Chang-Woo	78	US$1.7 billion	Maruhan
18	Yoshikazu Tanaka	32	US$1.6 billion	GREE, Inc.
19	Soichiro Fukutake	64	US$1.4 billion	Benesse
20	Minoru Mori	75	US$1.35 billion	Mori Building Company
21	Tetsuro Funai	83	US$1.3 billion	Funai Electric
22	Ryoichi Jinnai	83	US$1.25 billion	Promise
23	Kanbei Kokubu	70	US$1.2 billion	Kokubu
24	Nobutoshi Shimamura	83	US$1.1 billion	Shimamura
25	Kinoshita brothers		US$1.05 billion	Acom	Kyosuke, Shigeyoshi and Katsuhiro Kinoshita
26	Kazuo Okada	67	US$1 billion	Universal Entertainment Corporation
27	Chizuko & Michio Matsui	55/56	US$960 million	Matsui Securities
28	Kazuo Inamori	78	US$920 million	Kyocera
29	Junichiro Takada	73	US$900 million	Takata Corporation
30	Akio Nitori	66	US$890 million	Nitori
31	Muneaki Masuda	59	US$800 million	Culture Convenience Club
32	Hajime Satomi	68	US$780 million	Sega Sammy Holdings
33	Kenji Kasahara	34	US$720 million	mixi
34	Yasuhiro Fukushima	62	US$710 million	Square Enix
35	Tada brothers		US$700 million	Sundrug	Naoki and Takashi Tada
36	Minoru & Yuji Otsuka	87/56	US$690 million	Otsuka Corporation
37	Takao Yasuda	60	US$690 million	Don Quijote
38	Yasumitsu Shigeta	44	US$660 million	Hikari Tsushin
39	Shoji Uehara	82	US$640 million	Taisho Pharmaceutical
40	Shoichiro Toyoda	84	US$620 million	Toyota Motor Corporation

2007

Based on Forbes Japan's Richest 2007

#	Name	Age	Net Worth	Source of Wealth	Notes
1	Akira Mori	69	US$5.5 billion	Mori Trust
2	Masayoshi Son	49	US$5.45 billion	Softbank
3	Hiroshi Yamauchi	79	US$4.8 billion	Nintendo
4	Kunio Busujima	82	US$4.3 billion	Sankyo
5	Hiroko Takei	65	US$4 billion	Takefuji	The late Yasuo Takei's family
6	Nobutada Saji	61	US$3.9 billion	Suntory
7	Eitaro Itoyama	65	US$3.8 billion	Shin Nihon Kanko
8	Tadashi Yanai	58	US$3.6 billion	Fast Retailing
9	Takemitsu Takizaki	62	US$2.7 billion	Keyence
10	Masatoshi Ito	83	US$2.6 billion	Ito-Yokado
11	Yoshitaka Fukuda	59	US$2.5 billion	Aiful
12	Kinoshita brothers		US$2.37 billion	Acom	Kyosuke, Shigeyoshi and Katsuhiro Kinoshita
13	Hiroshi Mikitani	42	US$2.2 billion	Rakuten
14	Kazuo Okada	64	US$2.1 billion	Aruze
15	Fukuzo Iwasaki	82	US$2 billion	Iwasaki Sangyo
16	Toichi Takenaka	64	US$1.9 billion	Takenaka Corporation
17	Masahiro Miki	51	US$1.8 billion	ABC-Mart
18	Kanbei Kokubu	68	US$1.7 billion	Kokubu
19	Ryoichi Jinnai	80	US$1.4 billion	Promise
20	Yasumitsu Shigeta	42	US$1.37 billion	Hikari Tsushin
21	Tetsuro Funai	80	US$1.34 billion	Funai Electric
22	Shigenobu Nagamori	53	US$1.3 billion	Nidec
23	Kenshin Oshima	59	US$1.2 billion	SFCG
24	Minoru & Yuji Otsuka	84/53	US$1.16 billion	Otsuka Corporation
25	Han Chang-Woo	76	US$1.16 billion	Maruhan
26	Hajime Satomi	65	US$1.14 billion	Sega Sammy Holdings
27	Soichiro Fukutake	61	US$1.11 billion	Benesse
28	Tadahiro Yoshida	60	US$1.1 billion	YKK
29	Chizuko & Michio Matsui	52/54	US$1.09 billion	Matsui Securities
30	Kazuo Inamori	75	US$1 billion	Kyocera
31	Yasuhiro Fukushima	59	US$900 million	Square Enix
32	Shosuke Idemitsu	79	US$895 million	Idemitsu Kosan
33	Shoichiro Toyoda	82	US$800 million	Toyota Motor Corporation
34	Keiko & Yoichi Erikawa	58/56	US$780 million	Koei
35	Yusuke Miyama	61	US$775 million	Leopalace21
36	Shoji Uehara	79	US$770 million	Taisho Pharmaceutical
37	Ryuji Arai	61	US$730 million	Bic Camera
38	Nobutoshi Shimamura	71	US$650 million	Shimamura
39	Etsuko & Gen Fujita	77/NA	US$630 million		The late Den Fujita's family
40	Akio Nitori	63	US$610 million	Nitori

2006

Based on Forbes Japan's Richest 2006

#	Name	Age	Net Worth	Source of Wealth	Notes
1	Masayoshi Son	48	US$7 billion	Softbank
2	Yasuo Takei	76	US$5.6 billion	Takefuji
3	Kunio Busujima	81	US$5.4 billion	Sankyo
4	Nobutada Saji	60	US$5 billion	Suntory
5	Akira Mori	68	US$4.9 billion	Mori Trust
6	Hiroshi Mikitani	41	US$4.5 billion	Rakuten
7	Tadashi Yanai	57	US$4.4 billion	Fast Retailing
8	Eitaro Itoyama	64	US$4.3 billion	Shin Nihon Kanko
9	Kinoshita brothers		US$3.5 billion	Acom	Kyosuke, Shigeyoshi and Katsuhiro Kinoshita
10	Masatoshi Ito	82	US$3.3 billion	Ito-Yokado
11	Takemitsu Takizaki	61	US$3 billion	Keyence
12	Yoshitaka Fukuda	58	US$2.8 billion	Aiful
13	Fukuzo Iwasaki	81	US$2.4 billion	Iwasaki Sangyo
14	Hiroshi Yamauchi	78	US$2.2 billion	Nintendo
15	Yasumitsu Shigeta	41	US$1.9 billion	Hikari Tsushin
16	Tetsuro Funai	79	US$1.85 billion	Funai Electric
17	Ryoichi Jinnai	79	US$1.75 billion	Promise
18	Shigenobu Nagamori	52	US$1.7 billion	Nidec
19	Kazuo Okada	63	US$1.55 billion	Aruze
20	Minoru & Yuji Otsuka	83/52	US$1.5 billion	Otsuka Corporation
21	Kenshin Oshima	58	US$1.4 billion	SFCG
22	Hideo Morita	54	US$1.35 billion	Sony	The late Akio Morita's son
23	Tadahiro Yoshida	59	US$1.3 billion	YKK
24	Soichiro Fukutake	60	US$1.28 billion	Benesse
25	Reijiro Kobayashi	78	US$1.25 billion	KOSÉ
26	Yoshiaki Tsutsumi	72	US$1.2 billion	Seibu Railway
27	Hajime Satomi	64	US$1.17 billion	Sega Sammy Holdings
28	Han Chang-Woo	75	US$1.15 billion	Maruhan
29	Toichi Takenaka	63	US$1 billion	Takenaka Corporation
30	Masakazu Shiiki	78	US$980 million	Sanyo Shinpan
31	Kanbei Kokubu	67	US$970 million	Kokubu
32	Nobutoshi Shimamura	70	US$925 million	Shimamura
33	Kazuo Inamori	74	US$875 million	Kyocera
34	Reijiro & Yasuo Hattori		US$850 million	Seiko
35	Shoichiro Toyoda	81	US$730 million	Toyota Motor Corporation
36	Shoji Uehara	78	US$710 million	Taisho Pharmaceutical
37	Yoji Sato	60	US$705 million	Dynam
38	Yasuhiro Fukushima	58	US$700 million	Square Enix
39	Kenkichi Nakajima	85	US$690 million	Heiwa Corporation
40	Muneaki Masuda	55	US$680 million	Culture Convenience Club

1996

Based on Forbes World's Billionaires 1991[2]

#	Name	Net Worth	Source of Wealth	Notes
1	Yoshiaki Tsutsumi	US$9.2 billion	Seibu Railway
2	Yasuo Takei	US$5.2 billion	Takefuji
3	Masayoshi Son	US$4.6 billion	Softbank
4	Masatoshi Ito	US$4 billion	Ito-Yokado
5	Iwasaki family	US$4 billion	Iwasaki Sangyo
6	Minoru & Akira Mori	US$3.9 billion	Mori Building Company
7	Keizo Saji	US$3.2 billion	Suntory
8	Kyosuke Kinoshita	US$3.1 billion	Acom
9	Goroemon Yoshimoto	US$2.5 billion
10	Rinji Shino	US$2.5 billion
11	Yasuyuki Nambu	US$2.5 billion	Pasona
12	Hisakichi Yamaguchi	US$2.4 billion
13	Kanichiro Ishibashi	US$2.4 billion	Bridgestone
14	Eitaro Itoyama	US$2.3 billion	Shin Nihon Kanko
15	Akio Morita	US$2.3 billion	Sony
16	Akihiko Otsuka	US$2.2 billion	Otsuka Pharmaceutical
17	Kazuo Matsuda	US$2.2 billion
18	Masahiro Ohga	US$2.1 billion
19	Ryoichi Jinnai	US$2.1 billion	Promise
20	Shoji Uehara	US$1.9 billion	Taisho Pharmaceutical
21	Masakuni Osano	US$1.7 billion	Kokusai Kogyo	The late Kenji Osano's nephew
22	Kenkichi Nakajima	US$1.6 billion	Heiwa Corporation
23	Kunio Busujima	US$1.6 billion	Sankyo
24	Kenshin Oshima	US$1.5 billion	SFCG
25	Takemitsu Takizaki	US$1.4 billion	Keyence
26	Hiroshi Yamauchi	US$1.4 billion	Nintendo
27	Tadahiro Yoshida	US$1.3 billion	YKK
28	Den Fujita	US$1.3 billion
29	Hiroshi Takei	US$1.3 billion
30	Masafumi Miyamoto	US$1.3 billion	Square
31	Soichiro Fukutake	US$1.3 billion	Enix
32	Masakazu Shiiki	US$1.2 billion	Sanyo Shinpan
33	Kenichi Mabuchi	US$1.1 billion	Mabuchi Motor
34	Kazuo Inamori	US$1.1 billion	Kyocera
35	Isono family	US$1.1 billion	Meidi-Ya
36	Renichi Takenaka	US$1.1 billion	Takenaka Corporation
37	Ryusuke Kimura	US$1.1 billion
38	Otani family	US$1 billion
39	Toyoda family	US$1 billion	Toyota Motor Corporation
40	Junichi Murata	US$1 billion	Murata Machinery

1991

Based on Forbes World's Billionaires 1991[3]

#	Name	Net Worth	Source of Wealth
1	Taikichiro Mori	US$15 billion	Mori Building Company
2	Yoshiaki Tsutsumi	US$14 billion & more	Seibu Railway
3	Kitaro Watanabe	US$7 billion & more	Azabu Building
4	Kenkichi Nakajima & family	US$6.1 billion	Heiwa Corporation
5	Takenaka family	US$5.4 billion	Takenaka Corporation
6	Yoneichi Otani & family	US$5 billion	New Otani Hotels
7	Hirotomo Takei	US$4.5 billion
8	Tetsuo Ohga family	US$4 billion & more
9	Hattori family	US$3.5 billion	Seiko
10	Ken Hayashibara	US$3 billion	Hayashibara Co., Ltd.
11	Isono family	US$3 billion	Meidi-Ya
12	Junichi Murata & family	US$3 billion	Murata Machinery
13	Rinji Shino	US$3 billion
14	Haruhiko Yoshimoto & family	US$3 billion
15	Eitaro Itoyama	US$2.9 billion	Shin Nihon Kanko
16	Hisakichi Yamaguchi	US$2.9 billion
17	Al-Rajhi family	US$2.8 billion
18	Yohachiro Iwasaki	US$2.8 billion	Iwasaki Sangyo
19	Tadao Yoshida & family	US$2.8 billion
20	Kiyoshi Sagawa	US$2.7 billion	Sagawa Express

References

"Forbes Billionaires 2022: The Richest People In The World". Forbes. Retrieved 2022-04-12.
"World's Billionaire List 1996". areppim AG. Retrieved 14 December 2016.
"Here's Forbes' Richest List". Tulsa World. Retrieved 2016-12-14.

Forbes.com: Japan's 50 Richest:

2013

Forbes.com: Japan's 40 Richest:

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[1] "Forbes Billionaires 2022: The Richest People In The World". Forbes. Retrieved 2022-04-12.

[2] "World's Billionaire List 1996". areppim AG. Retrieved 14 December 2016.

[3] "Here's Forbes' Richest List". Tulsa World. Retrieved 2016-12-14.

Billionaires
By citizenship	Argentina Austria Belgium Brazil Canada Chile China (PRC) Colombia Cyprus Czech Republic Denmark Egypt France Germany Greece Hong Kong India Indonesia Ireland Israel Italy Japan Kenya Lebanon Malaysia Mexico Netherlands New Zealand Norway Pakistan Peru Poland Portugal Romania Russia Saudi Arabia Singapore South Africa South Korea Spain Sweden Switzerland Taiwan Thailand Turkey UAE Ukraine United Kingdom United States Vietnam
By region	World Africa Europe Latin America
Forbes lists	The World's Billionaires 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 Forbes 400
Lists	Black Bloomberg Billionaires Index Financial Review Rich List (Australia) Sunday Times Rich List (UK) Forbes Fictional 15 LGBT Women Spacetravellers By alumni
Other	Billionaire space race