Breakdown of ichijikan no enchou o tanomou.
Questions & Answers about ichijikan no enchou o tanomou.
いちじかん の えんちょう を たのもう。
- 一時間 = いちじかん
- 延長 = えんちょう
- 頼もう = たのもう
So the full reading is:
いちじかん の えんちょう を たのもう。
いちじかん の えんちょう を たのもう。
So the full reading is:
いちじかん の えんちょう を たのもう。

を marks 延長 as the thing being requested.
The verb 頼む means to ask for, to request, or to ask someone to do something.
In this sentence, what is being requested is 一時間の延長.
So:
頼もう is the volitional form of 頼む.
The volitional form often means:
Which one it means depends on context.
So 一時間の延長を頼もう。 could sound like:
In casual speech, this kind of sentence often sounds like a suggestion or a decision.
Because the speaker is not personally doing the extending; they are asking for an extension.
Compare:
So:
The nuance is different.
頼む focuses on making a request, probably to staff, a clerk, a receptionist, and so on.
The person being asked is simply omitted because Japanese often leaves out information that is obvious from context.
For example, this might mean:
A fuller sentence could be something like:
店員に一時間の延長を頼もう。
= Let’s ask the staff for a one-hour extension.
Here, に would mark the person being asked. But if everyone already knows who that is, Japanese often drops it.
Yes, it is plain/casual.
The main clues are:
This sounds natural in casual conversation, inner thoughts, or speaking to someone close.
If you wanted to say it more politely, you might say something like:
一時間の延長をお願いしましょう。
or
一時間延長をお願いしましょう。
It can be either.
The Japanese volitional form often covers both:
So the exact feeling depends on context:
Japanese often leaves that ambiguity in place if the situation makes it clear enough.
Sometimes you may see 一時間延長 as a compact expression, especially in signs, ads, menus, or service-related wording.
For example:
But in a full sentence like this, 一時間の延長 sounds very natural and standard.
So:
Yes, very likely.
The sentence does not say what is being extended, because that is probably already understood from the situation.
Depending on context, it could be:
Japanese often omits this kind of information when it is obvious from context.
So the sentence focuses only on the action that matters right now: asking for one more hour.