This story is part of Forbes’ coverage of Japan’s Richest 2026. See the full list here.

After a four year gap, billionaire Masayoshi Son reclaims the title of Japan’s richest person as his SoftBank Group’s shares more than tripled, boosting his net worth to a record $80 billion. That’s an 80% jump from the previous peak in his wealth of $44.4 billion in 2021. Stoking investor frenzy are the tech mogul’s massive bets on AI as he pursues what........

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