AH
Source-basedBreakout
Akira Haraguchi
Japanese engineer
- Fame50.7
- Momentum16.7
- Wikipedia2.7K
Born 1946 · age 80Japan
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Summary
Updated 2026-08-13
Akira Haraguchi 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.
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Score breakdown
The six component signals behind the Fame score, and their ranks across the leaderboards.
Fame
Rising50.7
Composite of search demand, mentions, audience & graph footprint.
Score components
Momentum16.7
Historical9.5
Source confidence60.0
Completeness55.0
Global rank
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Receipts
Sources
- 原口證Low confidencewikipedia · zh.wikipedia.org
- Akira HaraguchiLow confidencewikipedia · en.wikipedia.org
- Haraguchi AkiraLow confidencewikipedia · eo.wikipedia.org
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