Japanese mitten crab

E. japonica may refer to:

• Eisenia japonica, an earthworm species in the genus Eisenia
• Eriobotrya japonica, the loquat, a fruit tree species indigenous to southeastern China
• Eriocheir japonica, a crab species in the genus Eriocheir
• Eristalis japonica, a hoverfly species in the genus Eristalis
• Eristalinus japonica, a hoverfly species in the genus Eristalinus
• Euaresta japonica, a fruit fly species
• Eubalaena japonica, the North Pacific right whale, a very large robust baleen whale species that was common in the North Pacific
• Eurya japonica, an ornamental plant species

Synonyms

• Eutrema japonica, a synonym for Wasabia japonica, the wasabi or Japanese horseradish, a cultivated plant species