xenorhabdus japonica xenorhabdus japonica xenorhabdus japonica is a bacterium from the genus of xenorhabdus which has been isolated from the nematode steinernema kushidai in japan. xenorhabdus japonica scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: enterobacterales family: morganellaceae genus: xenorhabdus species: x. japonica binomial name xenorhabdus japonicanishimura et al. 1995 type strain iam 14265, jcm 21111, sk-1 synonyms xenorhabdus japonicus