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をもって /をもちまして
N1 GRAMMAR ⏱ 0s study 📖 0 today
o motte /o mochimashite
by means of; with; on / at / as of (time)
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をもって /をもちまして
o motte /o mochimashite
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by means of; with; on / at / as of (time)
N1
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📊 Pattern Stats
JLPT Level N1
Advanced · Literary, rhetorical & rare forms
Reading o motte /o mochimashite
Post ID 51343
Patterns today 0
0 / 10 daily goal
📝 Usage Notes

by means of; with; on / at / as of (time)

📖 How to use it

This pattern marks the means, instrument, or boundary time for an action, often in formal or official contexts.

Attaches to Attach to a noun directly, without any particle. The noun is the means or time. Use をもって in writing or formal speech, and をもちまして as a more polite variant.

This pattern is a stiff, formal way to say 'by means of' or 'with', or to specify a time as 'as of' or 'at'. It appears in announcements, legal documents, and business communications. You will rarely hear it in casual conversation; instead, people use で for means/instrument and に for time.

本日をもって、この店は閉店いたします。
Honjitsu o motte, kono mise wa heiten itashimasu.
As of today, this store will be closing.
この賞は、長年の功績をもって授与される。
Kono shō wa, naganen no kōseki o motte juyo sareru.
This award is given in recognition of years of achievement.
ただいまをもちまして、開会いたします。
Tadaima o mochimashite, kaikai itashimasu.
I hereby declare the meeting open.
Not をもって vs. でもって でもって is a casual spoken contraction of をもって, meaning 'with' or 'by means of', and is used in informal conversation. をもって is formal and also used for time boundaries, which でもって is not.
Register Formal, used in official announcements, speeches, and written notices; avoid in everyday casual speech.
🎯 Quick Quiz
What does this grammar pattern mean or do?
をもって /をもちまして
📚 How to Master This Pattern
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Say It Aloud
Press Hear it and repeat をもって /をもちまして 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.
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Write Two Sentences
Compose two original sentences using をもって /をもちまして. One about yourself, one about something you see right now.
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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 をもって /をもちまして mean? ▼
By means of; with; on / at / as of (time)
What JLPT level is をもって /をもちまして? ▼
Nihoner currently groups this pattern under JLPT N1 — Advanced · Literary, rhetorical & rare forms. Use the level label as study guidance rather than a prediction of what will appear on an exam.
How do you use をもって /をもちまして in a sentence? ▼
Attach をもって /をもちまして (o motte /o mochimashite) 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 をもって /をもちまして formal or casual Japanese? ▼
をもって /をもちまして 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 をもって /をもちまして 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 later the same day and again over the following days. Writing original sentences can help you practise using the pattern in context.