Because they would have rather died of honor than fall in the hands of enemies or because they have brought shame to themselves.
Ninjas didn´t commit suicide, samurai did and it was called harakiri or seppuku.
to protect its daimyo if he failed this task he was expected to commit suicide
It would be "commit suicide", because you do it to yourself, and can only do it (right) once. To "commit a suicide" would imply multiple are possible, which is not true, using the indefinite article, "a".
They would eat a pound of salt to commit suicide.
They would eat a pound of salt to commit suicide.
Farmer's may commit suicide for the same reasons other people would, depression.
Samurai would commit Seppuku to avoid disgrace and dishonour upon them, their families and their country.
The Japanese samurai were known to commit ritual suicide, or seppuku, when defeated to avoid disgrace at the hands of enemies. During World War II, this tradition expanded to other Japanese soldiers.
why would you want to commit suicide you will die when God thinks you have had enough time in the world
it means you helped the person get the tools to commit suicide convinced them to commit suicide or gave them reason to commit suicide
CoMmIt SuIcIdE
Commit suicide