principle of not resuming debate on a bill voted down in the same Diet session
A parliamentary rule in Japan's National Diet: once a bill is rejected, it cannot be reintroduced during the same session. A technical term used in political and legal contexts.
Under the principle of 一事不再議, a bill that has been voted down cannot be resubmitted during the same session.
In the Diet, 一事不再議 is established as an important rule.