KYT (Hazard Prediction Training): The 4-Round Method and How to Run It

Published June 15, 202611 min read

Workers in hard hats on a construction site

What if you could stop that split-second "close call" before it ever became an accident? Anyone who works on a manufacturing, construction, or logistics floor has had that thought. KYT — Kiken Yochi Training, or hazard prediction training — is the method for training that "power to notice" as a team.

The trouble is, when teams try to start, they often get stuck: what do we talk about, and in what order? How do we avoid it becoming an empty ritual? KYT has a fixed format that keeps you on track — the 4-round method.

This guide walks through the purpose of KYT, the four rounds, a 5-step rollout for the floor, and the pitfalls to avoid. At the end, we show how to make the activity visible as a flowchart. By the time you finish, you'll be ready to run it at tomorrow's morning meeting.

What you'll learn

What KYT means and the three effects it brings to the floor
The role of each round in the core 4-round method
A 5-step path from rollout to making it stick
How to keep KYT alive and visualize it as a flowchart

What Is KYT? The Goal of Hazard Prediction

KYT stands for Kiken Yochi Training — Japanese for "hazard prediction training." It is the practice of surfacing the hazards hidden in a task as a team, deciding on countermeasures, and turning them into action, all before an accident happens — and making that loop a habit.

The key idea is that it does not rely on individual attention. No matter how careful a person is, they miss things. KYT is a system for finding hazards with many sets of eyes and raising the whole team's sensitivity to danger.

Three effects KYT brings to the floor

Preventing accidents: sharing hazards before work lets you act before a near-miss becomes a real injury
Building a safety mindset: a short daily activity makes "looking for danger" a team habit
Better communication: it becomes a place to speak across ranks, passing veterans' tacit knowledge to newer members

Minami

Process improvement lead

Honestly, the daily safety chant already feels like a box-ticking exercise. Won't KYT just become another empty ritual?

Spark

DrillSpark consultant

Great question. The trick is that the team finds the hazards and decides the countermeasures themselves. You're not reciting a given rule — you're thinking as the person responsible. That's why it sticks. The format that makes it happen is the 4-round method.

The Core of KYT: The 4-Round Method

The 4-round method is the most basic format for running KYT. Using one illustration or a real work scene, you move through four stages in order. It follows the natural flow of thinking: find hazards, narrow them down, plan countermeasures, and decide on action.

Round	Name	Prompt	Output
1R	Grasp the situation	What hazards are hidden here?	List as many hazard factors as possible
2R	Find the essence	This is the key danger	Narrow to the one or two most important hazards
3R	Plan countermeasures	What would you do?	Surface concrete countermeasure ideas
4R	Set the target	This is what we will do	Decide on one team action target

Drawn as a diagram, the four rounds form a single path. The standard close is a "point-and-call" check, where the team says the chosen action target out loud while pointing at it.

Figure 1: The flow of the KYT 4-round method

Aim for 5–10 minutes per session. Running it short every day beats long debates — repetition is what makes it stick.

How to Run KYT in 5 Steps

Here is the path from introducing the 4-round method to making it stick, in five steps. Don't aim for perfection at first — the trick is to start small with one team.

Pick the material: choose an illustration, photo, or real workspace close to that day's task
Choose roles: pick a facilitator (leader) and a note-taker. Rotating the leader makes everyone an owner
Run the four rounds: grasp the situation, find the essence, plan countermeasures, set the target — together
Point-and-call: confirm the chosen action target out loud while everyone points at it
Record and review: log the hazards and countermeasures, and feed them into the next day and the PDCA cycle

A team sitting around a table, taking notes and discussing — In KYT, everyone speaking matters. A small circle makes it easier for ideas to come out.

Spark

DrillSpark consultant

One tip: in 1R, don't look for the "right answer." Get every idea out first, even the odd ones. The seed of a hazard is often found from an unexpected angle.

Why Visualize KYT as a Flowchart

When KYT is more than an on-the-spot verbal activity — when it is captured as a flowchart — the quality of the activity rises. You can see at a glance which step of the work holds which hazard, and which countermeasure applies.

Three benefits of putting it in a flowchart

Fewer missed hazards: assigning hazards per step makes "we forgot this task's danger" far less likely
Useful for training: you can point at the figure and say "this is the risk," which lands better than words alone
A record of improvement: comparing before and after as diagrams turns safety work into a lasting asset

Drawing flowcharts by hand from scratch is tedious, though. With DrillSpark, you just describe the flow of the work and AI organizes it into a flowchart, helping you surface the hazard points too. There's a safety-KYT template ready, so you can start building along the 4-round format right away.

From the "related templates" at the end of this article, you can open the safety-KYT flow template and edit it directly.

Common KYT Pitfalls and Fixes

KYT pays off the longer you keep it up — but it also slips into an empty ritual easily. Here are the typical stumbles and how to fix them.

Common failure	Why it happens	Fix
It ends as just a slogan	The target is abstract and doesn't lead to action	Make the 4R action target concrete: who does what, how
Only the same people speak	The bar to speak up is high	Rotate the leader; require everyone to say at least one item in 1R
It gets stale	Same material, same hazards every time	Swap the material and bring in real near-miss cases

Minami

Process improvement lead

I see — make the action target concrete. Not "be careful" but "climb the stepladder with three points of contact." Put that way, I'd still remember it the next day!

Summary: KYT Works Through Format and Repetition

KYT trains the whole team's sensitivity to danger without relying on individual attention. When in doubt, follow the 4-round format — grasp the situation, find the essence, plan countermeasures, set the target — and you won't go far wrong.

What matters is not long debate but keeping it up every day, even briefly, and turning the chosen target into concrete words that point-and-call drills into the body. Capture the activity as a flowchart and the hazard-to-countermeasure mapping becomes clear — an asset for training and improvement. Start at tomorrow's morning meeting with a single task.

FAQ

Are KYT and KY activity different?

They are used to mean almost the same thing. "KY activity" (hazard prediction activity) is the overall on-the-floor practice; KYT (hazard prediction training) is that practice systematized as training. For daily work, either name is fine.

How long does one KYT session take?

With the 4-round method, 5–10 minutes is the guide. It's usually done in the short window before work or at a morning meeting, and running it briefly every day beats long debate.

Can a small team do KYT?

Yes. Even with two or three people, the four-round flow — surface hazards and decide one countermeasure — is the same. In fact, a small group makes it easier for everyone to speak, which helps prevent it becoming a hollow ritual.