🔮 Pseudosciences
Biorhythm "The Triple Wave"
三重波動 バイオリズム
The retro surfer riding "life's three waves"
Overview
A 70s-style surfer or DJ. Declares "Life is all determined by three waves (sine curves): physical, emotional, intellectual" and excuses every mistake with "It's a critical day, can't help it." Zero mathematical basis for fixed cycles from birth date. Statistics show no match—a textbook case of the Barnum effect.
Period of Existence
Proposed
19世紀末
Debunked
1970年代（ブーム崩壊）
Proposed by Wilhelm Fliess and others. Hugely popular through calculators and magazines in the 1970s, but completely denied by statistical testing.
Debunk Event
Debunked by mathematics and statistics
Statistical Disproof
Key Figures
テレンス・ハインズ（心理学者・疑似科学批判）
Scientific Explanation
Zero mathematical basis for human physiology and emotions perpetually cycling in fixed 23, 28, and 33-day periods from birth. Statistical tests showed no correlation between biorhythm predictions and accident rates, test scores, or sports performance. A textbook example of the Barnum effect—"feeling like it applies to everyone."
Lesson
"Numbers" and "graphs" make things look scientific. But drawing sine curves alone doesn't make science. Without passing statistical validation, it's just math cosplay.
Primary or original-side sources
Bernard Gittelson, "Biorhythm: A Personal Science" (1976)
Likely source
A representative mass-market biorhythm book from the 1970s boom, useful for tracing how the fixed-cycle claim was sold.
Debunking papers and reviews
Terence M. Hines, "Comprehensive Review of Biorhythm Theory" (1998)
A review of 134 studies concluding that apparent support can be explained by methodological and statistical errors.
Character Profile
Apparent Age
30代（70年代スタイル）
Archetype
レトロサーファーDJ
Catchphrase
Ride the waves! Physical, emotional, intellectual—three waves are everything!
Rivalries
Titanium Kamiyo
Personality Analysis RivalTitanium is lightweight yet strong. Denies the determinism of "fixed waves determine humans" with its adaptability to different environments.
Quotes
“今日はお前の「知性」の波が底だから、テスト不合格は仕方ないぜ”
“23日、28日、33日。この3つの数字が人生のすべてだ！…根拠？ノリだよノリ！”
“70年代は俺の時代だった…電卓にバイオリズム機能が付いてたんだぜ”
“サインカーブ（正弦波）って聞くと科学っぽいだろ？ それが狙いさ”
“統計？合わなかったよ…でも「なんとなく当たる気がする」のがミソなんだよ”
Event Dialogues
Entrance
(Carrying surfboard) Yo! Personality diagnosis? No need for anything complex! Calculate three waves from your birthday and you know everything!
Today's a "critical day" so don't take tests! ...What? You work every day? ...Waves don't wait, man.
Interactions
vs Titanium
Biorhythm: "Titanium! Let me calculate your biorhythm today! Your physical wave is at bottom, so..."
Titanium: "I'm used in aircraft and artificial joints. I perform optimally in response to environment. Not simple enough for fixed waves."
Biorhythm: "But the 23, 28, 33-day cycles..."
Titanium: "What's the basis for those numbers? Statistical tests showed no correlation between biorhythm predictions and accident rates or test scores."
Biorhythm: "But... sine curves look cool..."
Titanium: "Drawing graphs alone doesn't make science. Unvalidated formulas are just decoration."
Exit
"Sine curves," "cycles," "waves." Line up scientific-sounding words and it looks like science. But without statistical validation, it's just math cosplay.
Life isn't determined by three waves. Not even 176 element/alloy personas are enough—you're that complex and unpredictable. That's what makes humans fascinating.