じゃない・ではない
N5 GRAMMAR 0s study 📖 0 today
janai / dewa nai
to not be (am not; is not; are not)
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🃏 Flashcard
じゃない・ではない
janai / dewa nai
Tap to reveal usage
to not be (am not; is not; are not)
N5
Tap to test your recall · +10 XP
📊 Pattern Stats
JLPT Level N5
Beginner · Basic sentence structures
Reading janai / dewa nai
Post ID 50621
Patterns today 0
0 / 10 daily goal
📝 Usage Notes

to not be (am not; is not; are not)

🎯 Quick Quiz
What does this grammar pattern mean or do?
じゃない・ではない
📚 How to Master This Pattern
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Say It Aloud
Press Hear it and repeat じゃない・ではない three times. Feel the rhythm — grammar patterns have a natural flow.
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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 じゃない・ではない. 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.
❓ Frequently Asked Questions
What does the grammar pattern じゃない・ではない mean?
To not be (am not; is not; are not)
What JLPT level is じゃない・ではない?
JLPT N5 — Beginner · Basic sentence structures. To pass JLPT N5 you need to recognise and use this pattern correctly in reading and listening sections.
How do you use じゃない・ではない in a sentence?
Attach じゃない・ではない (janai / dewa nai) 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 じゃない・ではない formal or casual Japanese?
じゃない・ではない is used in both casual and polite contexts. It appears frequently in everyday conversation, textbooks, and simple written materials.
How can I remember じゃない・ではない 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.