Harikari n. : See Hara-kiri.

Example:
Michael Jackson fans who commit Harikari - is this a thinning of the democratic herd?

Taxonomy
seppuku, samurai, death, hara-kiri, warrior, harakiri, suicide, protest, execution, dirk, short sword, stomach, Japanese, lord, capital punishment, abdomen, belly, retainer.

Defination from the web:
Article examines the Japanese form of ritual suicide known in the Western world as hara-kiri. Includes an overview of the ritual, seppuku used as capital punishment, and a list of famous persons who've committed seppuku.