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THE MAKING　（２３７）竹刀ができるまで

SCIENCE CHANNEL（JST）623K subscribers

Why it's on BrighterTube

Editorial review · 80% confidence

Picked one by one from a mixed channel; title passed two strict editor passes and the clickbait rules.

What you'll learn

A 14-minute video from SCIENCE CHANNEL（JST）: “THE MAKING　（２３７）竹刀ができるまで”.

Engineering

Video by SCIENCE CHANNEL（JST）, played through YouTube's embedded player.