Ezo Chijimibora - Ezo Chijimibora

Japanese: エゾチヂミボラ - えぞちぢみぼら
Ezo Chijimibora - Ezo Chijimibora

...In Japan, purple dye was extracted from the plant Murasaki, so the technique was not particularly developed, and it is said that the female divers of Shima marked cloth with rock shells. Purple dye can be extracted from most species of the Muricidae family, not just the above-mentioned species, and dye craftsmen use red rock shells, chirimenbora, rock shells, reishigai, and ezo chijimibora. If the subbranchial gland in the mantle of the soft body is cut out and its yellowish liquid is exposed to sunlight, the enzymes that cause the color to turn purple are dibrom indigo. ...

*Some of the terminology that refers to "Ezo Chijimibora" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…日本では紫の染料は植物のムラサキから採取していたので,この技術はとくには発達せず,志摩の海女が布にイボニシなどで印をつけたというくらいである。紫色の染料は上記の種類に限らずアクキガイ科の大部分の種類から採取でき,染色工芸家の間ではアカニシ,チリメンボラ,イボニシ,レイシガイ,エゾチヂミボラなどが使われる。軟体の外套(がいとう)内にある鰓下腺を切り出して,その黄みを帯びた液を日光にさらすと,酵素の働きで紫に発色するが,その成分はジブロムインジゴdi‐brom indigoである。…

※「エゾチヂミボラ」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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