Confusion on imperative forms? I have heard of all of the following conjugations as being imperative forms in Japanese by various texts. > → > > → > > → Are these all part of the same category of imperative forms? If so, are these irregular conjugations and/or are they distinct from the -style imperative?

They are irregular conjugations. Copying from Wikipedia:

> 5 ****

There is a sound shift to using for both the (masu-form) as well for the imperative form. As Wikipedia mentions, using the "correct" form sounds very old fashioned.

Here's another question about this:

* Proper form of - or