In March 2011, Yanai donated 1 billion yen to victims of the 2011 Sendai earthquake
Apart from being a successful entrepreneur Tadashi Yanai is also famous for this philanthropy. Yanai was heralded in Japan for relief efforts after the earthquake. He personally gave $12 million; company donated $8.5 million in clothes and $3.6 million in funds plus $1.2 million from employees. The 63 year old billionaire is married and father of two children; he resides in Tokyo and is believed to be horse-racing fan.