The Data Gap in Vietnamese Martial Arts: A Warning from an Abandoned Analysis

There was an October evening when I sat in front of a screen watching a martial arts event held in Ho Chi Minh City. Two fighters stepped into the cage, the stands were full, and the sound of drums and cheering filled the space. Across four rounds, the commentator never stopped talking. He spoke of the warrior spirit, of aspiration, of the Vietnamese heart that never gives up. But across those four rounds, I counted exactly two numbers being mentioned: the score on the display and the seconds left in the third round. Not a single striking metric, not a single defensive percentage, not one style comparison. I closed my notebook and asked myself: if tomorrow someone asked me to write a deep analysis of this fight, where would I get the data?

The answer was nowhere. And that is precisely the problem I want to put on the table here.

I have worked as a legal commentator and martial arts analyst for the Vietnamese market for years. I come from Japan, where sports media operates on a different standard: every kickboxer or MMA fighter entering the ring comes with a data sheet attached, listing average strikes per minute, successful defensive rate, knockout rate, and number of times knocked down across a career. I do not say this to boast. I say it to establish a yardstick.

When I moved to live and work in Hanoi, I quickly noticed a paradox. Vietnamese martial arts are in an unprecedented boom. Professional MMA promotions such as LION Championship draw thousands of spectators to arenas and millions of online views. Vietnamese boxing keeps collecting medals at the SEA Games and ASIAD, with names like Nguyen Thi Tam, Truong Dinh Hoang, and Vo Thi Kim Anh becoming national pride. Muay, Vovinam, and traditional martial arts also have large practitioners' communities. But alongside that boom, I found no matching data infrastructure.

Once, I was asked to write a pre-fight analysis for a martial arts event in Da Nang. I asked the organizers whether they had statistics on the two fighters so I could cross-check. The answer I received was a video link and a poster. No metric sheet, no detailed record profile, no notes on fighting styles. I had to sit through all the old fights, taking notes on every exchange as I did back when I was a student, and build my own data table. It took three times longer than it should have.

That experience led me to the central question of this article: what happens if we apply a professional analytical framework to Vietnamese martial arts and see whether that framework has data to fill it? I tried to do exactly that. And the result left me silent for a long while. When input data is missing, a writer is forced to choose between two paths: fabricate a judgment, or admit that judgment is impossible. Vietnam defaults to the first path, only nobody names it.

I will go through each analytical dimension, the way a referee opens the file on a fight.

The first dimension is technical and tactical matchup analysis. A serious analysis needs to know how two fighters' styles collide: a range striker, a grappler, a counter-puncher. It needs strikes per minute, accuracy rate, takedown defense rate, and finishing ability. These numbers are not there to decorate the page. They are the basis for predicting how the fight unfolds. In Vietnam, such metrics barely exist in the public domain. Nobody records them, nobody aggregates them, and nobody cross-checks them across fights. As a result, every technical judgment stops at the level of the naked eye: today he looks strong, today he looks weak.

The second dimension is fighter condition and career longevity. This is where I am especially sensitive, because it ties to injury and comeback. Which age a fighter is at, how many real fights they have accumulated, where they were injured, whether they must cut weight, and how the last weight cut affected them — all of this decides their true form in the cage. In Vietnam, injury information almost vanishes. Clubs only announce injuries when it benefits them. Fighters usually stay silent. And the media, instead of asking questions, fills the void with moving stories of resilience.

The third dimension is the organizational and event landscape. One needs to know how the organizational hierarchy is tiered, how tightly exclusive contracts bind, and whether there is a mechanism for cross-promotional superfights. This information directly affects fighters' careers and fans' experience. But in Vietnam, such terms sit in a grey zone. No body publishes them, no cross-checking mechanism exists. Fans know the result of the fight, but not why these two fighters met at that moment and not earlier.

The fourth dimension is business model and market. In mature martial arts ecosystems, people know gate revenue, broadcast revenue, fighter revenue share, sponsorship value. That is the foundation for assessing the health of an entire system. I have long held a personal position: signing fees for free agents are more toxic than transfer fees, because they slip past the core scrutiny of financial fair play. But in Vietnam, even the baseline numbers do not exist. We do not know whether a top fighter can make a living from the sport or must take another job. What cannot be measured cannot be assessed, and what cannot be assessed cannot be improved.

The fifth dimension is rules and governance compliance. This is my home turf, and also the emptiest turf of all. Scoring rules, doping-testing procedures, weigh-in regulations, disciplinary measures — all of these need to be recorded, published, and cited as precedent. Referees do not create mistakes; they merely record what the rules already contain. But when rules are not fully recorded and made public, the referee becomes the sole holder of the truth. And when one person holds the truth and no one can verify it, trust collapses from within.

The sixth dimension is health and career risk. Brain damage, weight-cut incidents, joint injuries, psychological safety, post-retirement security — these are risks any martial arts ecosystem must face. I always put this risk group first in every analysis I write. But in Vietnam, there is no data on them. No injury statistics by discipline, no reporting on dangerous weight cuts, no support program for retired fighters. Silence here is not peace. It is merely silence that has not yet been broken.

The seventh dimension is public narrative and market expectation. A healthy martial arts ecosystem has stories built on real records, and expectations verified by odds, expert predictions, and fan polls. In Vietnam, the public narrative is strong, but market expectation is barely measured. People speak of a fighter as a phenomenon, but nobody places an objective yardstick next to him for comparison.

The eighth dimension is the transmission of the entire industry. From gyms and talent pipelines, through promotions and events, to broadcast, betting, equipment, and consumer markets. Each link needs a data flow running through it. In Vietnam, I can see the first link and the last link, but I cannot see any flow between them. An empty pitch still keeps the rules; people simply see more clearly when the noise is gone. But here the fighting arena is not empty — it is full of spectators — and still no one can see clearly underneath.

At this point I must stop and argue against myself, because that is what I always ask of others.

First counterargument: perhaps I am imposing a foreign template on a young martial arts scene. Vietnam has only had professional martial arts at scale for a few years. Demanding a complete data infrastructure immediately is ahead of its time. This is partly true. But I am not demanding completeness. I am demanding acknowledgment. A martial arts scene can lack data and still be honest, as long as it does not pretend to have data.

Second counterargument: perhaps the lack of data is not carelessness but a choice. This is the point I believe most. When there are no numbers, no one is held to account. When there are no numbers, a win can be sold as a feat and a loss justified as a setback. Opacity benefits many parties: promoters sell events on emotion, managers avoid questioning, and the media can write along a wave of excitement without verification. The problem is not that nobody knows how to do analysis. The problem is that nobody wants to be analyzed.

And here I must be careful. I have been wrong myself. In my early days as a commentator, I mispronounced a player's name three times in a single half. The editor gave blunt feedback, and I did not argue back. I wrote a note in my notebook, then spent all my free time reviewing footage, noting every play and every shirt number until I had them memorized. The first mistake is not meant to be forgotten, but to serve as a benchmark. Thanks to that benchmark, I know how far I have come, and I know how much data foundations matter.

I do not write this article to belittle a market that is growing. On the contrary, I write because I believe this market has potential far beyond what it currently shows. But potential only turns into value when someone dares to ask the right question, and someone dares to publish the answer.

There are three things I think can start right away, without waiting for perfect conditions. First, every event should come with a minimum data sheet: fighter names, records, dates, number of rounds fought, and time since the last break. Second, every fighter should have a publicly available conditioning profile at a safe level, enough for media to have something to reference instead of guessing. Third, every controversial refereeing decision should be recorded as precedent, so that next time people cite it instead of arguing from scratch.

These things are not glamorous. They do not generate headlines. But they are the foundation.

What keeps me optimistic is a small signal I have noted over recent months. In the newly opened arenas, I see many young people walking in not just to cheer, but to take notes. They count strikes, they sketch stances, they compare fights. They do the work that newsrooms should be doing. Change often comes from the least noticed places, not the loudest ones. If a new generation of spectators demands numbers, Vietnamese martial arts will be forced to answer with numbers. And at that point, the analyses left abandoned today will become the starting point for a new standard, where the most valuable thing is not a forceful verdict, but a verdict that stands on evidence.