# 8 Masatoshi Ito – Net Worth: $3.4 Billion
At 90, it’s safe to say that Masatoshi Ito is the richest grand-grandpa in Japan. He is the chairman of Japan’s largest retail group, Seven & I, better known as 7-Eleven in the USA.
# 7 Akira Mori & family – Net Worth: $4 Billion
The Akira family owns Mori Trust, the estate that operates 89 rental buildings and 29 hotels, including the luxurious Shangri-La Hotel in Tokyo.
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