He met many other young mathematicians at Princeton who would influence him such as Ambrose, Halmos, Doob, and Erdös . Kakutani also made many visits during which he met mathematicians such as Garrett Birkhoff, G D Birkhoff, Stone, Wiener, and Hille .
Siya matugunan marami pang ibang mga batang mathematicians sa Princeton na impluwensiya sa kanya tulad ng Ambrose, Halmos, Doob, at Erdös. Kakutani din ng maraming mga pagbisita na ginawa sa panahon na kung saan siya matugunan mathematicians tulad ng Garrett Birkhoff, GD Birkhoff, Stone, Wiener, at Hille.