rheinheimera japonica rheinheimera japonica rheinheimera japonica is a gram-negative, rod-shaped, aerobic and motile bacterium from the genus of rheinheimera which has been isolated from seashore sediments from the sea of japan in russia. rheinheimera japonica has an antimicrobial activity. rheinheimera japonica scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: chromatiales family: chromatiaceae genus: rheinheimera species: r. japonica binomial name rheinheimera japonicaromanenko et al. 2015 type strain nric 0918, kmm 9512, kmm 9513