As of January 3, 2023, Tadashi Yanai was the wealthiest man in Japan, with an estimated net worth of 31.0 billion U.S. dollars, followed by Masayoshi son (No. 2, $22.6 billion), Takemitsu Takizaki (No. 3, $21.3 billion); and Takahisa Takahara  (No. 4, $7.3 billion).

Masatoshi Ito is the fifth-richest person in Japan, with a whopping $4.4 billion. Shigenobu Nagamori ranked 6th with a personal wealth of $3.7 billion, followed by Masahiro Miki with $3.7 billion. Akio Nitori is placed 8th with a net worth of $3.7 billion. Yasumitsu Shigeta ($3.6 billion) occupied the 9th position among the top 10 wealthiest people in Japan.

      JAPAN BILLIONAIRES LIST  2023

1. Tadashi Yanai & family: $31.0 billion
2. Masayoshi son: $22.6 billion
3. Takemitsu Takizaki: $21.3 billion
4. Takahisa Takahara: $7.3 billion
5. Masatoshi Ito: $4.4 billion
6. Shigenobu Nagamori: $3.7 billion
7. Masahiro Miki: $3.7 billion
8. Akio Nitori: $3.7 billion
9. Yasumitsu Shigeta: $3.6 billion
10. Masahiro Noda: $3.5 billion
11. Hiroshi Mikitani: $3.3 billion
12. Takao Yasuda: $3.2 billion
13. Akira Mori & family: $3.0 billion
14. Yoichi & Keiko Erikawa: $2.7 billion
15. Katsumi Tada: $2.4 billion
16. Masateru Uno & family: $2.2 billion
17. Yuji Otsuka: $1.9 billion
18. Keiichi Shibahara: $1.9 billion
19. Masaaki Arai: $1.8 billion
20. Yusaku Maezawa: $1.7 billion
21. Yasuhiro Fukushima: $1.7 billion
22. Kentaro Ogawa: $1.6 billion
23. Eiichi Kuriwada: $1.6 billion
24. Kazuo Okada: $1.4 billion
25. Nobutoshi Shimamura: $1.4 billion

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