Family name 岩本 (岩本 
) , in the world, is an extremely rare last name. Much more prevalently, 岩本 is the forename as well as the last name.
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| 岩本 | China |
| 岩本雅之 Japanese astronomer, JP (b. 1954) |
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| 岩本 憲人 pharmacologist in Japan, JP (b. 1962) |
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| 岩本千春 Japanese actress, JP (b. 1964) |
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| 岩本 哲夫 JP (b. 1955) |
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| 岩本 三郎 Japanese association football player, JP (b. 1969) |
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| 岩本幸子 Japanese actress, JP (b. 1974) |
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| 岩本仁志 JP (b. 1964) |
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| 岩本 和子 Japanese model, JP (b. 1976) |
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| 岩本賢一 JP (b. 1972) |
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