Nationality
Japanese
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Year started playing poker
Around 2013 (approximate, based on early career milestones)
Year turned professional
2013 (year of first major WPT title)
First major win (amount, tournament, year)
World Poker Tour Korea Main Event, December 2013, approximately $100,000 prize
Who introduced to poker / first mentor
Three friends who taught him poker quickly at the beginning; partner Hiroki supports in content creation
First important tournament
WPT Korea Main Event 2013 inferred as first major tournament participated in
Main motivation for turning pro
To grow as a poker professional and content creator, rising in the game and reaching new levels of skill
Poker education (courses, coaches)
Self-taught with friends initially; improved through extensive play and exposure to high stakes environment
Total live tournament winnings
Over $2,400,000 in live tournament earnings as of mid-2025
Number of tournament wins
4 tournament titles including 2013 WPT Korea Main Event and Japan Highroller Festival wins
Number of final tables
At least 82 final tables recorded
Largest tournament win (amount, tournament, year)
$447,613 for 5th place in $25,000 No-Limit Hold'em Eight Max at 2025 WSOP
WSOP cashes (number)
19 total WSOP cashes
WSOP final tables
1 final table at WSOP
Best WSOP Main Event result
45th place in 2023 WSOP Main Event, earning $188,400
Super high roller results ($100K+)
Played in Triton and other high roller events; notable $25,000 WSOP high roller cash
High roller wins ($25K-$100K)
Multiple Japan Highroller Festival titles including three in January 2019
Main cash game limits
Plays cash games and tournaments from $1,000 to $25,000+ buy-ins
Highest stakes played
$25,000+ buy-in tournaments and high stakes cash games streamed online
Notable high stakes sessions
Played high stakes with Garrett Adelstein, Phil Ivey, Jungleman, Tom Dwan on livestreams at Commerce Casino
Country ranking
Recognized as a top Japanese poker player
Statistics by year (best/worst year)
Highlight years include 2019 (High Roller wins), 2023 (WSOP Main Event deep run), and 2025 (high-stakes WSOP Cashes)
Main discipline (Hold'em, Omaha, Mixed games)
No-Limit Hold’em
Format specialization (tournaments/cash/online/live)
Primarily live tournaments and high stakes live cash games
Preferred table size (6-max, full ring, heads-up)
Predominantly full ring and 8-max; also some 6-max events
Known formats (NLHE, PLO, HORSE, others)
No-Limit Hold’em, Pot-Limit Omaha
Specialization limits
Mid-to-high stakes, generally $1,000 to $25,000+ buy-ins for tournaments
Favorite casinos/locations
Commerce Casino (California), major international tournament venues
Style characterization (TAG, LAG, nitty, aggressive)
Talented and steady player with a creative edge from content creation
Mathematical or intuitive approach
Combines technical skill with creativity and adaptive play
Style adaptability
Demonstrated through varied deep runs and play with elite pros
Playing strengths
Tournament consistency, high stakes cash game experience, content creation prowess
Television appearances (list of shows with specific episodes/dates)
Bally Live Poker cash games with prominent pros
Major publication interviews (publication names, article titles, links)
Appeared on PokerNews podcast and poker.org interview
Podcast appearances (podcast names, episode titles, dates, links)
Yes, PokerNews and other poker podcasts
YouTube channel (name, subscriber count, link)
"Poker - Masato "World Wide" Yokosawa" YouTube channel with over 1 million subscribers
Posting frequency in social media
Regular posting on YouTube and social media with poker content and vlogs
Type of content in social media
Poker vlogs, educational content, tournament updates, and cash game highlights
Own business (business names, descriptions, websites)
Merchandise sold via yokosawa.shop
Educational materials (book titles with ISBN, course names with platforms, video series titles with links)
Extensive poker educational videos on own YouTube channel
Merchandise (product types, where sold, links)
Offers branded merchandise at yokosawa.shop
YouTube educational content (video titles, view counts, links)
Educational poker videos regularly posted
Poker industry awards (award names, years, organizations)
Winner of 2022 Global Poker Award for Best Poker Personality of the Year
Special achievements (achievement descriptions, recognition details)
Over $2.4 million in live earnings, multiple titles, top Japanese poker influencer
Contribution to poker development (specific contributions, recognition)
Popularized poker in Japan through high-quality video content and live tournament success
Legacy in poker world (specific legacy aspects, community impact)
Significant figure in growing Japan's poker community with innovative content and competitive success
Industry influence (specific influences, changes attributed)
Helped increase poker's popularity in Japan, blending traditional poker play with modern social media engagement
WSOP (World Series of Poker) - all events all years
2025|USA|WSOP|Las Vegas|$25,000 No-Limit Hold'em Eight Max|25000|5|447613|392||| ||||2023|USA|WSOP|Las Vegas|$10,000 No-Limit Hold'em Main Event|10000|45|188400|||| ||||2025|USA|WSOP|Las Vegas|$2,000 No-Limit Hold'em|2000|66|7016|1692||| ||||2024|USA|WSOP|Las Vegas|$1,000 No-Limit Hold'em Flip & Go|1000|93|2200||||
EPT (European Poker Tour) - all seasons
2025|Monaco|EPT Monte Carlo|||10150|3|32883|||| ||||2025|Monaco|EPT Monte Carlo|||5200|11|12995|||| ||||2024|Spain|EPT Barcelona|||2700|3|172996|||| ||||2024|Spain|EPT Barcelona|||5300|120|14763||||
Triton Poker Series
2025|||Triton Poker Series|||25000||||
US Poker Open
2025|USA|U.S. Poker Open|||25200|9|54750||
Aussie Millions
2020|Australia|Aussie Millions|||25000|5|167947||
Brazilian Series of Poker (BSOP)
2023|Brazil|BSOP Millions|||25000|5|20057||
Other platform results
nationality: Japanese