Earlier quoted context omitted.
And it's so un-Japanese. See what the Japanese government (or old power in Japan) has been spending the money on recently: - Honda-Nissan merger (failed) - Seven Eleven counter buyout https://www.wsj.com/business/retail/the-fight-for-7-eleven-i... Masayoshi Son is in a different league, for good or bad.
I think he is Korean, that may account for the cultural differences
It's a whole can of worm I'll only leave here for any else to open, but Son Masayoshi was born in Japan from parents who might have formerly been Japanese (Korea was a Japanese colony) depending on the circumstances.
Many people in similar cases are basically undistinguishable from regular Japanese nationals culturally speaking.