let’s do (something); why don’t we~ (ようではないか) – Japanese Grammar ようではないか (you dewa nai ka)

Q: What JLPT level is ようではないか?

JLPT N2 — Upper-Intermediate · Academic & formal usage

Q: How do you use ようではないか in a sentence?

Attach ようではないか to the appropriate verb or noun form. Let’s do (something); why don’t we~

Q: Is ようではないか formal or casual Japanese?

ようではないか is typically used in formal or written Japanese contexts.

ようではないか

N2 GRAMMAR ⏱ 0s study 📖 0 today

you dewa nai ka

let’s do (something); why don’t we~

ところに tokoro ni につけ ni tsuke その上 sono ue まい mai にしたら ni shitara ようか～まいか you ka~mai ka て当然だ te touzen da に相違ない ni soui nai からと言って kara to itte ものではない mono dewa nai だけあって dake atte げ ge つつ tsutsu てはいられない tewa irarenai を除いて o nozoite くせして kuse shite の下で no moto de ものがある mono ga aru に過ぎない ni suginai せっかく sekkaku ところに tokoro ni につけ ni tsuke その上 sono ue まい mai にしたら ni shitara ようか～まいか you ka~mai ka て当然だ te touzen da に相違ない ni soui nai からと言って kara to itte ものではない mono dewa nai だけあって dake atte げ ge つつ tsutsu てはいられない tewa irarenai を除いて o nozoite くせして kuse shite の下で no moto de ものがある mono ga aru に過ぎない ni suginai せっかく sekkaku

🃏 Flashcard

ようではないか

you dewa nai ka

Tap to reveal usage

let’s do (something); why don’t we~

Tap to test your recall · +10 XP

📊 Pattern Stats

JLPT Level N2

Upper-Intermediate · Academic & formal usage

Reading you dewa nai ka

Post ID 51185

Patterns today 0

0 / 10 daily goal

📝 Usage Notes

let’s do (something); why don’t we~

🎯 Quick Quiz

What does this grammar pattern mean or do?

ようではないか

📚 How to Master This Pattern

🔊

Say It Aloud

Press Hear it and repeat ようではないか three times. Feel the rhythm — grammar patterns have a natural flow.

🃏

Flip Before Reading

Always try to recall the usage before flipping the card. Struggle = learning. Every failed recall makes the next one stick harder.

✍️

Write Two Sentences

Compose two original sentences using ようではないか. One about yourself, one about something you see right now.

⏰

Spaced Review

Save this pattern and revisit at 10 min, 1 day, 3 days. Production (writing) beats recognition for grammar.

🔗 More JLPT N2 Patterns

whether or not; considering options

❓ Frequently Asked Questions

What does the grammar pattern ようではないか mean? ▼

Let’s do (something); why don’t we~

What JLPT level is ようではないか? ▼

JLPT N2 — Upper-Intermediate · Academic & formal usage. To pass JLPT N2 you need to recognise and use this pattern correctly in reading and listening sections.

How do you use ようではないか in a sentence? ▼

Attach ようではないか (you dewa nai ka) to the appropriate verb or noun form as described in the usage notes. Then try writing two original sentences — one about yourself and one about something around you.

Is ようではないか formal or casual Japanese? ▼

ようではないか is used in formal or written contexts. You will see it mainly in written texts, news, business Japanese and academic contexts.

How can I remember ようではないか long-term? ▼

Use the flashcard on this page for active recall — see the pattern, reconstruct the usage from memory, then flip. Follow with the 4-choice quiz to distinguish it from similar patterns. Review at 10 minutes, 1 day and 3 days (spaced repetition). Writing two original sentences at each review session is the fastest way to reach production-level mastery.