How to Say “Let’s” or “I Will” in Japanese with the Volitional Form

In Japanese, the volitional form is used when you want to suggest something like “Let’s go!” or express your own intention, such as “I’ll study.” It’s one of the most useful verb forms for both casual plans and strong personal decisions. Whether you’re making a group invitation or sharing your determination, this grammar is essential.

Volitional Form

Let’s / I will

JLPT Level: N4

How to Use It

The volitional form has two main uses: inviting others to do something together (“Let’s…”) and expressing your personal intent or decision (“I will…”). The short form is common in casual speech, often followed by ～と思う to soften your tone. The long form is polite and frequently used in formal invitations or suggestions, especially with ～ましょうか for “Shall we…?” or “Shall I…?”

Usage Pattern

U-verbs: Replace the final う sound with おう

- Ru-verbs: Drop る and add よう - Irregular verbs: する → しよう来る（くる）→ 来よう（**きよう**） - Polite form: Verb stem + ましょう

Example 1

ケーキを食べよう。

けーき　を　たべよう。

Kēki o tabeyō.

Let’s eat cake.

Example 2

明日は早く起きようと思います。

あした　は　はやく　おきよう　と　おもいます。

Ashita wa hayaku okiyō to omoimasu.

I think I’ll get up early tomorrow.

Example 3

一緒に日本語を勉強しましょうか。

いっしょ　に　にほんご　を　べんきょう　しましょう　か。

Issho ni Nihongo o benkyō shimashō ka.

Shall we study Japanese together?