A large, herbaceous perennial plant, Fallopia japonica, native to Asia; it is a highly invasive colonizer outside of its native territory.

Welsh onion (Allium fistulosum)

English words that have been co-opted into Japanese vernacular, often incorrectly. / English terms or names that have been localized for Japanese use.

(informal, sometimes derogatory) The process of making or becoming Japanese. / (economy) persistent stagnation and deflation

Taxus cuspidata

The Japanese language as spoken and written which was used during about 900-1200 C.E. and continued to be commonly used as the written language until about 1900 C.E..

Pachysandra terminalis, a fast spreading evergreen groundcover, native to China, Japan, widely introduced and naturalized elsewhere, especially in the northeastern US.

The ancestor language of Japanese, spoken in the period c. 800–1600.

a species of spindle native to Japan, Korea and China; Euonymus japonicus

plural of Japanese persimmon