daijr
引箔	2191
引き箔	2897
https://kirikomade.com/blogs/our-fabrics/58684291-hikihaku-technique
Hikihaku is a traditional weaving technique using metallic threads. Precious metals such as gold, silver, and platinum are pounded into a paper-thin metal leaf, and combined with paper coated in lacquer. This is then cut by hand into fine yarns.

https://www.vam.ac.uk/articles/how-was-it-made-japanese-hikihaku-obi
Follow the painstaking process involved in creating obi (the sash worn with kimono and traditional Japanese clothing), using a specialised technique called hikihaku – weaving with precious metallic thread.