Plain Form

Form: verb and adjective
Form: verb and adjective

On this page, you can learn what Japanese Plain Form is.


Plain Form is the opposite of Polite Form in Japanese. Plain Form is used when you don’t need to be polite in a situation such as talking with friends. Japanese verbs and adjectives have Plain Form and Polite Form.

The list of all Plain Forms

You can see the quick reference chart below for all the Japanese plain forms.


Present Positive Dictionary Form たべ (eat)
Present Negative ○○ない(ないform) たべない (don’t eat)
Past Positive ○○た(たform) たべ (ate)
Past Negative ○○なかった たべなかった (didn’t eat)
【Japanese grammar】Verb Polite Form and Verb Plain Form
On this page, you can learn about Verb Plain Form and Verb Polite Form.


Present Positive Dictionary Form すご (awesome)
Present Negative ○○くない すごくない (isn’t awesome)
Past Positive ○○かった すごかった (was awesome)
Past Negative ○○くなかった すごくなかった (wasn’t awesome)


Present Positive ○○だ しずか (quiet)
Present Negative ○○じゃない しずかじゃない (isn’t quiet)
Past Positive ○○だった しずかだった (was quiet)
Past Negative ○○じゃなかった しずかじゃなかった (wasn’t quiet)
Adjective Plain Form and Adjective Polite Form
On this page, you can learn the basic knowledge of Japanese adjectives including Adjective Plain Form and Adjective Polite Form.


Present Positive ○○だ ねこ (is a cat)
Present Negative ○○じゃない ねこじゃない (isn’t a cat)
Past Positive ○○だった ねこだった (was a cat)
Past Negative ○○じゃなかった ねこじゃなかった (wasn’t a cat)