大川組子は室町時代より300年の歴史があり、200種類以上もある図柄を、細かく引き割った木材を、釘を使わずに一つ一つ組んでいった精巧な幾何学模様の組み合わせで図柄を表現する技法です。
様々な鉋やノミなどを使い分け2㎜から１㎜以下の触れれば折れてしまいそうな材を熟練した職人の手で微調整を行い計算され尽くしたパーツの寸法と先端の精密な角度、紙一枚挟む隙間もないよう、組み上げていく組子は美しさと丈夫さを兼ね備えております。伝統的な組み方はより繊細なモノとして今日に伝承され新たなシーンを演出しています。

Okawa Kumiko wood joinery is a form of traditional craftwork that combines both beauty and precision, boasting a history of approximately 300 years. This technique of assembling pieces of wood into one requires artisans with enough intuition and experience to work within just a few micrometers.
It is said that there are more than 200 different designs within a series of individual triangular frames, and there are even some compositions that using up to tens of thousands of individual parts.
While appearing fragile at first glance, each piece is fitted together with exact precision and the finished article is as strong as a single board of wood.