na-adjective, noun
quaintly artless; old-fashioned but charming
Describes something that is technically unrefined or old-fashioned, yet has a rustic, simple charm. Often used for art, crafts, or writing style.
この陶器は古拙な味わいがある。
This pottery has a quaint, rustic charm.
彼の書は古拙で、かえって心を打つ。
His calligraphy is artless and old-fashioned, yet it is strangely moving.