The founder of a virtual simulation startup, Improbable, traveled to Japan with the goal of raising $50 million in a Series B funding round. He met with SoftBank CEO Masa Yoshi Son in Tokyo, who had recently established a $100 billion fund. Due to the large size of the fund, Masa Yoshi Son was looking to make significant investments in a few select companies rather than numerous smaller ones. Impressed by the potential of Improbable, he decided to invest $500 million on the spot, far exceeding the founder's initial goal. This strategic timing and the startup's promising potential were key factors in securing such a large investment. Despite this substantial funding, Improbable continues to seek additional investors as of 2024, indicating ongoing financial needs to achieve its business goals.