JMdict entry #1385200

1. noun (common) (futsuumeishi)noun or participle which takes the aux. verb suruintransitive verb seppuku; harakiri; ritual suicide by disembowelment
2. noun (common) (futsuumeishi)noun or participle which takes the aux. verb suruintransitive verb historical term seppuku as a death penalty (where the convict is decapitated by a second as they make the motions to disembowel themself; Edo period)