Whimsical
pjʌndʌqsɯɾʌun bjəʊndɪɒksjuːɹɪaʊn plʌs sɐŋsɐŋɾjʌqi phuŋbuhɐn saŋsɐŋnjəʊɡɪ pʌŋbjuːhan kəmbaɪnz fɪkəl and ɪmadʒɪnətɪv
In Korean 변덕스러운 (byeondeokseureoun) + 상상력이 풍부한 (sangsangnyeogi pungbuhan) - combines 'fickle' and 'imaginative'.
Playfully quaint or fanciful, especially in an appealing and amusing way.
Example
"The artist's whimsical illustrations brought a smile to my face."