R. japonica
# R. japonica

R. japonica may refer to:

* Rana japonica, the Japanese brown frog, a frog species endemic to Japan
* Ranzania japonica, a perennial herb species native to Honshū, Japan
* Rhabdomastix japonica, a crane fly species in the genus Rhabdomastix
* Rhamnus japonica, the Japanese buckthorn, a plant species in the genus Rhamnus
* Rhomborrhina japonica, the drone beetle, a large beetle species
* Rickettsia japonica, a bacterium species that causes the Japanese spotted fever
* Rohdea japonica, the Nippon lily, sacred lily or Japanese sacred lily, a flowering plant species native from southwestern China to Japan
* Roussoellopsis japonica, a fungus species

## Synonyms

* Reynoutria japonica, a synonym for Fallopia japonica, the Japanese knotweed, a large herbaceous perennial plant species native to Japan, China and Korea
