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When talking with friends, family, or others you are close to, you often use the plain form for a casual tone.

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Lesson notes · ≈ JLPT N5 · Beginner 2

普通形futsuu kei

casual plain speech forms

Use 「普通形」 with friends or family; verbs, adjectives, and nouns each change endings for tense and negation.

How it works

  1. When talking with friends, family, or others you are close to, you often use the plain form for a casual tone.

    When talking with friends, family, or others you are close to, you often use the plain form for a casual tone.

  2. Look at the right column: plain-form endings vary by word type. You cannot simply remove 「ます」 in every case.

Look at the right column: plain-form endings vary by word type. You cannot simply remove 「ます」 in every case.
  • For affirmative verbs in the present, use the dictionary form: 「行きます」 becomes 「行く」, not 「行き」.

    For affirmative verbs in the present, use the dictionary form: 「行きます」 becomes 「行く」, not 「行き」.

  • Verbs have four plain forms: non-past/past and affirmative/negative. Keep the tense and polarity when changing forms; the past negative changes ない to なかった.

    Verbs have four plain forms: non-past/past and affirmative/negative. Keep the tense and polarity when changing forms; the past negative changes ない to なかった.

  • For affirmative い-adjectives in the present, remove 「です」 and keep the final 「い」: いいです→いい.

    For affirmative い-adjectives in the present, remove 「です」 and keep the final 「い」: いいです→いい.

  • Plain forms of い-adjectives use neither です nor だ. Ending changes express negation and the past; keep the original tense and polarity when changing forms.

    Plain forms of い-adjectives use neither です nor だ. Ending changes express negation and the past; keep the original tense and polarity when changing forms.

  • For affirmative noun sentences in the present, replace 「です」 with 「だ」: バイトです→バイトだ.

    For affirmative noun sentences in the present, replace 「です」 with 「だ」: バイトです→バイトだ.

  • The stem of a な-adjective stays unchanged; change the sentence ending to make the four plain forms. In conversation, じゃない and じゃなかった are common negative forms.

    The stem of a な-adjective stays unchanged; change the sentence ending to make the four plain forms. In conversation, じゃない and じゃなかった are common negative forms.

  • Nouns and な-adjectives use the same sentence endings. だ, だった, and the negative forms distinguish the four plain forms. The past negative cannot use just じゃない.

    Nouns and な-adjectives use the same sentence endings. だ, だった, and the negative forms distinguish the four plain forms. The past negative cannot use just じゃない.

  • Questions in plain style often omit 「か」. Raise your pitch at the end so the listener hears that you are asking a question.

    Questions in plain style often omit 「か」. Raise your pitch at the end so the listener hears that you are asking a question.

  • In the example, 「行く?」 and 「食べる?」 ask about today’s plans. The dictionary form can also refer to the future.

    In the example, 「行く?」 and 「食べる?」 ask about today’s plans. The dictionary form can also refer to the future.

  • In 「これ何?」, the example omits 「だ」 in a noun question. This is a natural way to ask a friend.

    In 「これ何?」, the example omits 「だ」 in a noun question. This is a natural way to ask a friend.

  • Example sentences

    • 今日きょうkyouどこdokoにni行く?いくiku何なにnani食べる?たべるtaberu

      Where are you going today? What are you going to eat?

    • これkore何?なんnan

      What is this?

    In a conversation

    • A
      ねえ、ねえ明日あす何なにする?する

      A: Hey, what are you doing tomorrow?

    • B
      明日あすはわバイトばいとなんだ。午後だごごは?わ

      B: I have a part-time job tomorrow. How about the afternoon?

    • A
      私わたしもバイト。ばいと夜よるなら空いてるならあいてるよ。よ

      A: I have a part-time job too. I'm free in the evening.

    • B
      じゃあ、じゃあ晩ごはんばんごはん一緒いっしょに食べない?たべない

      B: Well then, why don't we have dinner together?

    • A
      いいね!ねどこに行く?いく

      A: Sounds good! Where shall we go?

    • B
      新しいあたらしいラーメン屋、らーめんや行っいってみない?みない

      B: Why don't we try the new ramen shop?

    • A
      行こう!いこう何時なんじに会う?あう

      A: Let's go! What time shall we meet?

    Check yourself

    1. Level 1 · Recognise

      Which sentence is correct?

    2. Level 1 · Recognise

      Listen and choose the meaning

    3. Level 2 · Build

      Put the words in order

      Where shall we meet tomorrow?

    4. Level 3 · Use

      What goes in the blank?

      晩ごはん、何 

      What are you having for dinner?

    More grammar in this theme

    • 〜は〜ですが、〜は〜ですcontrasting two topics
    • 〜ていますrepeated everyday habit
    • 〜たり、〜たりしますlisting example activities
    • 〜のとき、〜ましたsomething done at that time
    • 普通形casual plain speech forms
    • 〜てcasual request or invitation
    Previous〜のとき、〜ましたNext〜て

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