noun
sashiko quilting; quilted garment
Refers to the traditional Japanese running-stitch embroidery technique, or to a garment made with that technique.
祖母は刺し子で美しい模様を作る。
My grandmother creates beautiful patterns with sashiko quilting.
寒いので刺し子の半纏を着ている。
Because it's cold, I'm wearing a quilted hanten coat.
Western-style quilting, often associated with patchwork and thicker batting, while 刺し子 is a traditional Japanese running-stitch technique.
From 刺し (sashi, 'stitching') + 子 (ko, diminutive suffix). The exact historical derivation is uncertain, but the term refers to a traditional Japanese embroidery technique.