Akira Haraguchi
Akira Haraguchi (原口 證, Haraguchi Akira; born 1946, Miyagi Prefecture) is a retired Japanese engineer known for memorizing and reciting digits of pi. He is known to have recited more than 80,000 decimal places of pi in 12 hours.
Akira Haraguchi (原口 證, Haraguchi Akira; born 1946, Miyagi Prefecture) is a retired Japanese engineer known for memorizing and reciting digits of pi. He is known to have recited more than 80,000 decimal places of pi in 12 hours.
Akira Haraguchi (原口 證, Haraguchi Akira; born 1946, Miyagi Prefecture) is a retired Japanese engineer known for memorizing and reciting digits of pi. He is known to have recited more than 80,000 decimal places of pi in 12 hours.
Source: Wikipedia "Akira Haraguchi" · CC BY-SA 4.0
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