Eupithecia yazakii
{{short description|Species of moth}}
{{Speciesbox
| image = 黑褐球果尺蛾 Eupithecia yazakii Inoue, 1988 (14017580499) (2).jpg
| image_caption =
| genus = Eupithecia
| species = yazakii
| authority = Inoue, 1988{{cite web |last=Yu |first=Dicky Sick Ki |url=http://www.taxapad.com/local.php?taxonidLC=82873598 |title=Eupithecia yazakii Inoue 1988 |website=Home of Ichneumonoidea |publisher=Taxapad |archive-url=https://web.archive.org/web/20160324230819/http://www.taxapad.com/local.php?taxonidLC=82873598 |archive-date=March 24, 2016}}
| synonyms =
}}
Eupithecia yazakii is a moth in the family Geometridae. It is found in Japan and Taiwan.{{aut|Mironov, V.G. & A.C. Galsworthy}}, 2007: The genus Eupithecia (Lepidoptera: Geometridae) in Taiwan: an updated survey. Trans. lepid. Soc. Japan. 58 (3): 341-363.