Shapiro (2003:268) lists the polite imperative ending as -iye, while Schmidt (2003:330) lists it as -ie but -iye after ā, o, ū.
Shapiro (2003:268) 列出禮貌祈使結尾為 -iye，而 Schmidt (2003:330) 列出為 -ie 但是在 ā, o, ū 後為 -iye。