Microserica arorogensis is a species of beetle of the family Scarabaeidae. It is found in the Philippines (Masbate).
Adults reach a length of about 4-4.5 mm. The head, pronotum and scutellum are more or less reddish, the elytra reddish with the sides blackish, and the underside is dark or greenish-brown. The head is medium densely punctate and the antennae are reddish-yellow.