(See 放射性崩壊) radioactive decay (noun (common) (futsuumeishi))

to revise (amend) the law (Expressions (phrases, clauses, etc.), Ichidan verb)

the Marco Polo Bridge Incident (noun (common) (futsuumeishi))

North China Incident/Boxer Uprising (noun (common) (futsuumeishi))

Honnoji Incident/forced suicide of daimyo Oda Nobunaga by his samurai general Akechi Mitsuhide (June 21, 1582) (noun (common) (futsuumeishi))

the Manchurian Incident (noun (common) (futsuumeishi))

(usu. in Japanese text input) non-conversion/nonconversion (computer terminology) (noun (common) (futsuumeishi))

input of kana alone (i.e. without conversion into kanji)/input in no-conversion-mode (noun (common) (futsuumeishi), noun or participle which takes the aux. verb suru) (computer terminology)

name change (computer terminology) (noun (common) (futsuumeishi))

the failed Meiji-14 coup of 1881 (noun (common) (futsuumeishi))