Kota Miura Net Worth: Estimated Range and Income Sources

As of June 2026, Kota Miura's net worth is estimated at roughly $500,000 to $1.5 million USD, factoring in his dual career as a professional MMA and kickboxing fighter and his earlier work in Japanese entertainment. That range reflects what is publicly known and reasonably inferred, and it will likely shift as his fighting career with RIZIN continues to build momentum. Before diving into the numbers, it is worth clarifying who exactly we are talking about, because the name Kota Miura points to more than one public figure.

Who Kota Miura actually is

The Kota Miura most relevant to a wealth profile on Japanese public figures is 三浦孝太 (Kōta Miura), a professional mixed martial artist and kickboxer active in Japan's premier combat sports organization, RIZIN. He is also the son of Kazuyoshi Miura, the football legend known as "King Kazu" and one of Japan's most famous athletes, and the brother of actor 三浦獠太 (Ryōta Miura). That family context matters a lot when you are reading about his career and his public profile, because his last name carries significant cultural weight in Japan.

Beyond fighting, Kota Miura has entertainment credits that go back over a decade. His acting work includes an appearance in the NHK taiga drama "軍師官兵衛" (Gunshi Kanbei) in 2014 and a role in "仮面ライダーアマゾンズ Season 2" in 2017, a tokusatsu series with a dedicated fanbase. Oricon, Japan's major entertainment data platform, lists him with acting credits as well as CM (commercial) appearances, meaning he has had visibility in advertising alongside his onscreen work. So while many people may know him primarily as a fighter today, his public earnings picture spans multiple industries.

One important disambiguation: there are other people with similar romanized names. If you have stumbled across a net worth page that does not specify 三浦孝太 or clearly identify this person as a fighter and the son of Kazuyoshi Miura, treat that page with caution. The kanji and profession are the clearest ways to confirm you are reading about the right person.

The net worth estimate range and what it actually means

The $500,000 to $1.5 million USD estimate is a net worth range, not a bank balance. Net worth means total assets minus total liabilities: what he owns (cash, property, investments, vehicles) minus what he owes (loans, debts, taxes owed). For Japanese celebrities and athletes who are not yet at the A-list peak of their careers, this range is realistic and reflects someone with consistent income across multiple professional tracks, a well-known family name that opens doors to commercial work, but not yet the kind of mega-contract wealth you would associate with a top-tier global sports star.

It is equally important to say what that estimate does not include. It does not account for any undisclosed private investments, inheritance or family support that may never be made public, or any fluctuation from recent contracts or endorsements that have not been reported. Japanese celebrities and athletes rarely disclose detailed financial information, so all net worth figures in this space are estimates built from observable proxies, not verified balance sheets.

Where his income actually comes from

Fighting purses and RIZIN contracts

RIZIN is Japan's biggest mixed martial arts promotion and the primary platform for Kota Miura's active career. His match record includes a KO win at RIZIN WORLD SERIES IN KOREA on May 31, 2025, which signals he is a competitive, active card fighter rather than a legacy name coasting on reputation. Fighter pay at RIZIN varies significantly by card placement and profile. For a fighter at his level, event purses typically range from a few hundred thousand yen to several million yen per fight, with win bonuses adding to that. Over a full year of active competition, fight income alone can realistically reach the equivalent of $50,000 to $200,000 USD depending on how frequently he competes and what tier of card he appears on.

Acting and entertainment work

His acting credits in NHK taiga dramas and tokusatsu productions represent a real income stream, though the bulk of that work came in the mid-2010s. NHK productions and genre entertainment in Japan typically pay per episode or per project, and while exact rates are not publicly disclosed, actors in supporting roles on high-profile NHK productions can earn respectable fees. This work likely contributed meaningfully to his earlier wealth base even if it is not his primary focus now.

Commercial and endorsement deals

Oricon's profile for Kota Miura includes CM appearances, which in Japan is shorthand for television and digital commercial work. Endorsement deals in Japan can be remarkably lucrative, especially for someone with a famous last name and a recognizable face. The Miura family brand, anchored by Kazuyoshi Miura's legendary football career, gives Kota a degree of commercial appeal that goes beyond his own individual profile. The specific brands and deal values are not publicly documented, but CM income is a standard and often significant revenue stream for Japanese entertainers and athletes at his visibility level.

Other public-facing income

Japanese public figures at this level often earn supplementary income through event appearances, fan meet-and-greet sessions, social media partnerships, and in some cases, personal brand merchandise. None of these are confirmed in detail for Kota Miura, but they are standard components of income for someone with his combined entertainment and sports profile in Japan.

Assets and lifestyle: what's visible vs what's unknown

Japanese celebrities at Kota Miura's wealth level typically live in central Tokyo or major urban areas, where real estate is expensive but often rented rather than owned, especially for younger professionals. There is no publicly confirmed information about property ownership, vehicle assets, or investment portfolios in his case. What can be reasonably inferred is that someone with a decade-plus of entertainment and sports income, a high-profile family background, and ongoing commercial visibility is not struggling financially, but is also unlikely to be sitting on the kind of real estate or equity portfolio that defines ultra-high-net-worth individuals.

His lifestyle signals, to the extent they are visible through public appearances and media coverage, suggest a professional athlete's approach: disciplined, active, and oriented around training and competition rather than conspicuous wealth display. That is consistent with someone whose wealth is solidly in the mid-range, not someone at either extreme. Any specific claims you see online about his homes, cars, or investment holdings should be treated as speculation unless they link to verifiable Japanese media reporting.

How these estimates are actually calculated

Net worth estimates for Japanese celebrities are assembled from a combination of sources, and it helps to understand the method so you can judge how reliable any given figure is. The main data inputs are Japanese entertainment media reports (Oricon, Sponichi, Tokyo Sports, Nikkei Entertainment), event and fight organization databases like RIZIN's public fighter records, known industry pay ranges for specific types of work (acting fees, fight purses, CM rates), public talent agency disclosures where applicable, and in some cases, business registration records or tax filing summaries that become publicly accessible in Japan under specific conditions.

None of these sources give you a complete picture on their own. What analysts and reference sites like this one do is triangulate across all available signals to produce a reasonable range. The key word is range. Anyone presenting a single precise number without a confidence interval is almost certainly presenting a guess dressed up as research. A well-constructed estimate acknowledges what is known, what is inferred from industry norms, and what remains genuinely unknown.

What could move his net worth up or down from here

Several factors could significantly shift Kota Miura's wealth trajectory over the next few years, either upward or downward.

• RIZIN card placement and win rate: Moving up to main card or co-main event slots comes with substantially higher purses and greater visibility for endorsement deals. A title contention run would be transformative for his financial profile.
• New acting or entertainment projects: A return to high-profile acting work, particularly in streaming or theatrical releases, would add a meaningful income layer. Japanese streaming has expanded significantly and pays competitive rates.
• Brand deal momentum: Landing a major corporate endorsement tied to either his fighting career or the broader Miura family brand would be the single fastest way to lift his net worth in a short period. The market for athlete endorsers in Japan remains strong.
• Career-limiting injury or competitive decline: Combat sports careers are inherently fragile. A serious injury or a run of losses could reduce both fight income and commercial appeal quickly.
• Family brand dynamics: Changes in Kazuyoshi Miura's own public profile, for better or worse, can have ripple effects on Kota's commercial marketability given how closely their names are associated in Japanese media.
• Tax and financial management: How well his income is structured and managed matters. Japan's progressive income tax is significant at higher income levels, and wealth accumulation depends on disciplined financial planning.

How to check the most reliable figures and spot bad data

If you want to track Kota Miura's net worth with any confidence, your best starting points are Oricon News for his entertainment profile, RIZIN's official fighter database for fight records and event history, and major Japanese sports media outlets like Tokyo Sports and Sponichi for career updates and any disclosed financial context. These are not going to hand you a net worth figure directly, but they give you the underlying career data that any credible estimate must be grounded in.

When evaluating an estimate you find online, look for a few specific red flags. If the page gives a single precise number ("Kota Miura's net worth is $2,400,000") without any explanation of methodology or sourcing, that precision is fake. Real estimates are ranges with acknowledged uncertainty. If the page does not specify which Kota Miura it is covering, or does not mention his fighting career, his entertainment credits, or his family connection to Kazuyoshi Miura, it may be covering a different person entirely or pulling data from an unreliable aggregator. And if the figure has not been updated within the past 12 to 18 months, it may not reflect his current career trajectory.

For context on how this kind of wealth profile compares to others in the Japanese sports and entertainment world, his family background connects directly to Kazuyoshi Miura's own financial legacy, which is worth exploring separately given King Kazu's extraordinary career longevity and commercial brand. If you are comparing wealth profiles across similar media cycles, you may also want to review reiji miyajima net worth as a related option. If you are comparing family influence and career earnings, the Kazuyoshi Miura net worth context can help explain why Kota Miura’s name carries extra commercial weight. His brother Ryōta Miura's profile in the acting world also represents an interesting parallel track in the same family. Across the Japanese sports-celebrity crossover space, figures like Lyoto Machida illustrate how combat sports careers can build international financial profiles, even when the home base is Japan or a Japanese diaspora context. If you are comparing international fighters, looking at Lyoto Machida net worth can offer a helpful benchmark for how combat sports success translates into wealth.

The bottom line: Kota Miura is a legitimate public figure with a real, multi-source income history and an estimated net worth in the $500,000 to $1.5 million range as of mid-2026. His wealth profile is still being written, and the next major fight card, acting project, or endorsement deal could meaningfully shift that range. Treat any figure you see as a snapshot, not a final verdict. If you are looking for another comparable wealth profile in the broader MMA entertainment space, you can also review Sean Miyashiro net worth before drawing conclusions from any single figure. If you specifically want the figure for his net worth, see our mako iwamatsu net worth coverage for the latest available estimates.