Binchōtan
Binchō-tan or white charcoal or binchō-zumi (備長炭) is a traditional charcoal of Japan. It dates to the Edo period, when during the Genroku era, a craftsman named Bitchū-ya Chōzaemon (備中屋 長左衛門) began to...
Binchōtan - Wikipedia
炭琴
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紀州備長炭
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