てはならない
🃏 Flashcard
てはならない
tewa naranai
Tap to reveal usage
must not; cannot; should not~
N2
Tap to test your recall · +10 XP
📊 Pattern Stats
JLPT Level
N2
Upper-Intermediate · Academic & formal usage
Reading
tewa naranai
Post ID
51157
Patterns today
0
0 / 10 daily goal
📝 Usage Notes
must not; cannot; should not~
🎯 Quick Quiz
What does this grammar pattern mean or do?
てはならない
📚 How to Master This Pattern
Say It Aloud
Press Hear it and repeat てはならない 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 てはならない. 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.
🔗 More JLPT N2 Patterns
❓ Frequently Asked Questions
What does the grammar pattern てはならない mean?
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Must not; cannot; should not~
What JLPT level is てはならない?
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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 てはならない in a sentence?
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Attach てはならない (tewa naranai) 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 てはならない formal or casual Japanese?
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てはならない 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 てはならない long-term?
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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.