T. japonica may refer to: Thalassomya japonica, a midge species in the genus Thalassomya Theretra japonica, a moth species found in Japan, China, Korea and Russia Tilia japonica, the Japanese lime or shina, a tree species in the genus Tilia Torilis japonica, the Japanese hedge parsley, a plant species Tylotiella japonica, a sea snail species
See also Japonica (disambiguation)