暦りゃく仁にんりゃくにんMeanings1nounRyakunin era (1238.11.23–1239.2.7)A Japanese era name (年号) lasting only a few months in the late Kamakura period. Used in historical contexts.暦りゃく仁にんは、わずか三さんか月げつほどで終おわった元げん号ごうだ。Ryakunin is an era name that lasted only about three months.