意志形

volitional (let's / shall)

N4verb-forms

意志形 is a verb form expressing volitional (let's / shall). Understanding this conjugation pattern is essential for expanding what you can express in Japanese. Verb forms are the backbone of Japanese grammar — each form unlocks new ways to describe actions, states, and intentions.

This is an intermediate pattern used regularly in everyday Japanese conversation and writing.

Structure

G1: う → おう / G2: る → よう

する → しよう / くる → こよう

Formation#

Verb TypeDictionary FormVolitional Form
Group 1書く書こう
Group 1読む読もう
Group 2食べる食べよう
するするしよう
くるくるこよう

Group 1: change final う-sound to お-sound + う. Group 2: replace る with よう.

When to Use#

  • Suggesting a shared activity: 一緒に行こう (Let's go together)
  • Expressing personal determination: 頑張ろう (I'll do my best)
  • Casual proposals: 映画を見よう (Let's watch a movie)

When NOT to Use#

  • In very formal writing where a more sophisticated expression would be expected

Example Sentences#

  • 肉屋で肉を買いましょう。 — Let's go buy meat at the butcher shop.
  • 一緒に昼ご飯を作りましょう。 — Let's make lunch together.
  • 食事の後でお茶を飲みましょう。 — Let's drink tea after the meal.

Practice#

Try reading these sentences aloud, then check the translation and vocabulary:

N4cooking

Let's go buy meat at the butcher shop.

Neutral

肉屋(にくや)(にく)()いましょう。

Casual

肉屋(にくや)(にく)()おう。

Vocabulary
肉屋butcher shopmeat買うto buy
Grammar
volitional formlet’s do
Try in JIVX
N4cooking

Let's make lunch together.

Neutral

一緒(いっしょ)(ひる)(はん)(つく)りましょう。

Casual

一緒(いっしょ)(ひる)(はん)(つく)ろう。

Vocabulary
一緒にtogether昼ご飯lunch作るto make
Grammar
volitional formlet’s do
Try in JIVX

Common Mistakes#

  1. Wrong verb group conjugation — Group 1 and Group 2 verbs conjugate differently. Common pitfall: treating Group 1 verbs ending in る (like 帰る) as Group 2 verbs.

Related Patterns

Practice this grammar in JIVX

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