Japanese for Declining Politely: Saying 'I Can't Make It' with a Reason
Learn elementary Japanese phrases to politely decline an invitation, give a simple reason, and keep the relationship friendly using ごめんなさい, ちょっと and 〜んですけど.

In Japanese, refusing an invitation is not just about saying no. You usually soften the refusal, give a short reason, and sometimes suggest another time. This lesson focuses on the elementary pattern ごめんなさい、ちょっと… and the reason-giving ending 〜んですけど. You will learn how to say you cannot make it to a party, a meeting, or a trip, and how this differs from accepting with いいですね or 行きます. The goal is not fluency, but a clear, polite refusal that sounds natural in everyday conversation.
By the end, you can…
- politely say I cannot make it to an event or invitation.
- give a simple reason using 〜んですけど.
- distinguish a refusal from an acceptance in a short conversation.
Listen once. Try it slowly. Then say it without looking.
Checking available voices…
ごめんなさい、ちょっと行けません。
I'm sorry, I can't go.
Gomen nasai, chotto ikemasen.
A standard polite refusal. ちょっと softens the refusal without giving a full reason yet.
すみません、その日はちょっと…。
I'm sorry, that day is a bit...
Sumimasen, sono hi wa chotto…
Trailing off with ちょっと… is a common indirect way to decline. The listener understands it means no.
実は、用事があるんですけど。
Actually, I have an errand, so...
Jitsu wa, yōji ga aru n desu kedo.
Gives a reason with 〜んですけど. 用事 means errand or business to take care of.
その日は予定があるんです。
I have plans that day.
Sono hi wa yotei ga aru n desu.
A clear but polite reason. 予定がある means to have plans.
また今度お願いします。
Maybe another time, please.
Mata kondo onegai shimasu.
Ends the refusal warmly and leaves the door open for a future invitation.
Pronunciation guides are approximate. Slow playback keeps the original pitch.
Make it make sense
Useful pattern
The core refusal pattern is ごめんなさい、ちょっと + negative potential form. For example, ごめんなさい、ちょっと行けません (I'm sorry, I can't go) or ごめんなさい、ちょっと参加できません (I'm sorry, I can't participate). ちょっと literally means 'a little,' but here it softens the refusal. To add a reason, use 〜んですけど or 〜んです. For example, 用事があるんですけど (I have an errand, so...) or 予定があるんです (I have plans). The 〜んです pattern asks for or gives explanation, so it sounds natural when refusing.
When to use it
Use this refusal style with friends, coworkers, and acquaintances when you cannot attend a party, meeting, or trip. It is polite enough for most everyday situations. If the invitation is from a boss or a much older person, you can make it more formal: 申し訳ございません、その日は都合が悪いんです (I'm very sorry, that day is inconvenient for me). With close friends, a shorter ごめん、ちょっと行けない (Sorry, I can't go) is fine. Avoid a bare 行けません without ごめんなさい or すみません, because it can sound too direct.
Listen to each line, then take one part and reply out loud.
土曜日のパーティー、来ませんか。
Would you like to come to the party on Saturday?Doyōbi no pātī, kimasen ka.あ、ありがとうございます。でも、ごめんなさい、ちょっと行けません。
Oh, thank you. But I'm sorry, I can't go.A, arigatō gozaimasu. Demo, gomen nasai, chotto ikemasen.そうですか。残念です。
I see. That's too bad.Sō desu ka. Zannen desu.実は、その日は予定があるんです。また今度お願いします。
Actually, I have plans that day. Maybe another time, please.Jitsu wa, sono hi wa yotei ga aru n desu. Mata kondo onegai shimasu.A little context goes a long way
In Japanese, a direct 行けません can feel abrupt. Adding ごめんなさい or すみません, plus ちょっと and a short reason, shows consideration for the other person's feelings. Trailing off with ちょっと… is also common; it lets the listener infer the refusal without you saying a strong no. This style is especially useful in group situations and with people you do not know well.
One thing to watch for
Saying only 行けません。 without a softening word or reason.
Try this instead: Add an apology and a reason: ごめんなさい、ちょっと行けません。用事があるんです。 This sounds polite and natural. A bare 行けません can seem cold, even if grammatically correct.
Your turn
Try answering out loud before checking a possible answer.
1How do you politely say 'I'm sorry, I can't go' in Japanese?
Show a sample answer
ごめんなさい、ちょっと行けません。
This uses ごめんなさい to apologize and ちょっと to soften the refusal. 行けません is the negative potential form of 行きます. Other polite alternatives include すみません、ちょっと行けません。
2Add a reason to this refusal: ごめんなさい、ちょっと行けません。
Show a sample answer
ごめんなさい、ちょっと行けません。実は、用事があるんです。
実は introduces the reason, and 用事があるんです means 'I have an errand.' You can also say 予定があるんです if you have plans. Both are natural in this context.
3Which sounds more like a refusal: いいですね、行きます or すみません、その日はちょっと…?
Show a sample answer
すみません、その日はちょっと… is a refusal.
いいですね、行きます accepts the invitation. すみません、その日はちょっと… declines indirectly. The trailing ちょっと… signals that you cannot make it.
To decline politely in Japanese, start with ごめんなさい or すみません, add ちょっと, give a short reason with 〜んです, and close with また今度お願いします.
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