Japan’s “oldest human fossils” turn out to be bear bones—study rewrites history

Japan’s “Oldest Human Fossils” Revealed as Bear Bones: Study Rewrites History

For decades, Japan’s earliest human history relied on several ancient bones, believed to prove that our ancestors reached the archipelago at least 20,000 years ago. However, new scientific findings challenge this long-held view.

The Discovery in Toyohashi

In the 1950s, archaeologists near Toyohashi uncovered fossilized bones—a humerus and part of a femur—that were quickly identified as early Homo sapiens or a close relative. This discovery was celebrated as a major landmark, thought to open the story of Japan’s earliest human presence.

Growing Skepticism Over Time

Despite initial excitement, some experts expressed doubts. By the late 1980s, increasing skepticism emerged after comparing these bones with casts of the famous “Man of Akashi” and other fossils. Questions arose whether the bones truly belonged to a human or to another creature altogether.

Modern Analysis Solves the Mystery

Advances in technology finally provided clarity. Gen Suwa and his research team at the University of Tokyo applied modern methods that revealed the bones were not human.

“Was this bone really human, or was the story less sapiens than ursine?”

The bones previously thought to be the oldest human fossils in Japan turned out to be bear remains, rewriting the understanding of early human presence in the region.

Summary

This study overturns decades of assumptions by showing that what was considered Japan’s oldest human fossils are actually bear bones, reshaping the narrative of human history in the archipelago.

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Chronik.fr Chronik.fr — 2025-11-04