Japanese dressmaking; kimono making
Refers to the traditional Japanese method of cutting and sewing kimono, as opposed to Western-style dressmaking (洋裁).
祖母は若い頃、和裁を習っていた。
My grandmother learned Japanese dressmaking when she was young.
和
It takes time to acquire the skills of kimono making.
洋裁 refers to Western-style dressmaking, while 和裁 refers to the traditional construction of Japanese clothing such as kimono.
kimono maker; kimono tailor
Compound of 和 (wa, 'Japanese') and 裁 (sai, 'cutting, tailoring'). The exact historical derivation is uncertain, but the term clearly contrasts with 洋裁 (Western dressmaking).