Neoserica jokona is a species of beetle of the family Scarabaeidae. It is found in Cameroon.
Adults reach a length of about 7âÂÂ8 mm. They are dull, blackish-brown above and brown below. The frons is dull, finely punctate, and covered with a few setae. The antennae are yellowish-brown, with a lighter club. The pronotum is rather densely covered with mostly short-bristled punctures. The elytra have rows of punctures, with the spaces between them weakly convex and sparsely punctured. The punctures show tiny setae, with larger, lighter setae arranged in rows.