Tridrepana fulva is a moth in the Drepanidae family. It was described by Hampson in 1893. It is found in China (Tibet), India (Sikkim) and Nepal. The wingspan is about 44 mm. Adults are bright fulvous yellow, the forewings with traces of two dark specks beyond the cell in the interspaces between veins 2 and 4. The hindwings are uniform fulvous yellow.