Hideki Mutoh is 28 years old (birthdate: October 10, 1982).
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Hideki Tojo was born on December 30, 1884 and died on December 23, 1948. Hideki Tojo would have been 63 years old at the time of death or 127 years old today.
Hideki Yukawa was born on January 23, 1907 and died on September 8, 1981. Hideki Yukawa would have been 74 years old at the time of death or 105 years old today.