Eumetriochroa miyatai is a moth of the family Gracillariidae. It is known from the islands of Hokkaidō, Honshū, Shikoku and Kyūshū in Japan.[1]
The wingspan is 6.1–9 mm for the vernal (spring) form and 5.7-6.9 mm for the aestival (summer) form.
The larvae feed on Ilex species, including Ilex crenata, Ilex pedunculosa and Ilex rotundata. They mine the leaves of their host plant.