The JLPT manages the clock for you, and that is both a relief and a trap.
Each section is separately timed. When time is called on language knowledge, you move to reading whether you are finished or not. You cannot carry unused minutes forward, you cannot borrow from later, and you cannot return to an earlier section.
This is the opposite of JFT-Basic, where you get one sixty-minute clock for everything and manage it yourself — see JFT-Basic time management. The two exams need genuinely different habits.
Where the time actually runs out
Reading. At every level, and severely at N2 and N1.
A large share of reading failures are not comprehension failures. They are candidates who did not reach the last passage. Those unattempted questions score zero, and they are invisible in a score report that just says “reading: 17”.
Language knowledge rarely runs long — the questions are short and you either know the word or you do not. Listening is paced by the audio and takes as long as it takes. Reading is the only section where your pacing decisions change your score, which is why it deserves all of your planning.
Pacing reading
Before the day, work out from a past paper roughly how many minutes each passage type can have. Then, in the exam:
Do not spend the first ten minutes on the first passage. The short passages at the start are worth the same per question as the long ones, and going slowly early is what strands the final passage.
Check your position at the halfway point. One glance. If you are behind, change what you are doing now, not in ten minutes.
Triage deliberately. If a passage is going badly, take the questions you can answer, guess the rest, and move on. Two passages half-answered scores worse than one answered properly and one guessed.
Bubble everything before time is called. There is no negative marking. A blank scores exactly the same as a wrong answer, so leaving one is strictly worse than guessing. If you have ninety seconds left and six unanswered questions, fill them all in.
Pacing language knowledge
Move fast. These questions are recognition: you know the word or you do not, and a further thirty seconds rarely changes the answer.
The discipline here is not to linger. Mark your best guess, move on, and if there is time at the end come back. Time saved in this section is not transferable to reading — but time lost here means questions unanswered in the same section, which is its own loss.
Listening needs no pacing, but it needs discipline
The audio sets the pace. What you control is your attention.
Read the question and options while you can, before the audio starts. Knowing you are listening for a time rather than a reason changes everything about the next fifteen seconds.
Never dwell on a missed item. The audio does not wait. One missed question costs one point; one missed question you are still thinking about costs two. See JLPT listening strategy.
The practice that builds this
You cannot learn pacing from an article. It is a physical habit, trained by sitting full past papers under real timing, section by section, without pausing.
Most candidates practise untimed, discover their pacing on the day, and pay for it. Two properly timed full papers will fix more than a month of extra vocabulary if timing is your problem.
After each one, ask the diagnostic question that matters:
Did I finish the reading section? If not, how many questions did I not reach?
Unattempted questions point at pacing. Wrong answers on attempted questions point at Japanese. Those need completely different work, and conflating them is how people spend six months studying the wrong thing.