Follows your device setting.
Posts and lessons in one serif column, like a printed page.
White face, black outline.
Plain faces, no corner index.
Follows your device setting.
Posts and lessons in one serif column, like a printed page.
White face, black outline.
Plain faces, no corner index.
日本プロ麻雀協会 · Pro since 2017
OpenCoaching seats open this monthFree English guides and tools from a working Japanese professional, plus coaching, hand reviews, and localization when you need more than articles.
Mahjong Watch麻雀新聞日本プロ麻雀協会Tenhou EN project
A silent 34-second film. East 1, turn 9: you drew 4s and have to pick a discard. The pro cuts 8m, reaches tenpai on 8s, and declares riichi. Then the record: 16th NPM class, 7-dan on Tenhou with a rating of R2056, 17+ years at the table, and the Shinjin-ou final table. Coverage in the Japanese press, coaching, consulting, and translation work, and a closing call to work with a Japan pro.
Certified by the 日本プロ麻雀協会 since 2017 · 16th class · covered by Japan’s mahjong media
A full interview about mahjong, marketing and languages. The pro who came all the way from Argentina.
Featured in Japan’s mahjong newspaper as a certified NPM professional.
A semifinal report where a popular pro and the Argentine rookie went head to head.
Reaching the final table of the Shinjin-ou, the association’s rookie championship.
Contributor to the English translation of Tenhou, Japan’s most competitive server.
Hand analysis and pro-circuit news in English, 日本語 and Español.
About Nicolas願いは、世界中の人に麻雀の楽しさを届けられるプロ雀士になることです。
“My wish is to be a pro who brings the joy of mahjong to people all over the world.” Nicolas Pro, from the Japanese site
From stuck to climbing, with a pro reading every key decision in your games.
Tell me where you are: Platform, rank and goal.your platform, rank and goal. Tenhou, Mahjong Soul or live tables.
Send your games: Replay links or a live session.paste replay links or book a live session. Any room, any rank.
Get your review: Every key decision annotated.every key decision annotated, with the reasoning a Japan pro would use.
Every review is personal: concrete leaks, clearer mid-game choices and takeaways you can use next session.
Coaching helps you improve faster, play smarter and climb with purpose. For teams, the same eye for accurate Japanese mahjong.
Stuck between ranks, leaking points in the mid-game, or preparing for serious online or offline play. Live or async sessions on decisions, pace, and rank goals.
English-facing events, teaching materials, or rule and localization questions that need a Japan-pro eye. Short, scoped advice.
JP⇄EN copy that doesn’t sound like a dictionary: yaku, UI strings, articles, and scripts that hold up with serious players.
Like the guides and want more? Most coaching services are also available through Patreon, where I post the games I review and new articles before anyone else.
Cancel anytime on Patreon · current tiers on the Patreon pageA new discard problem every day. Pick your tile, then see how many tiles each choice accepts. No account needed.
Play today’s hand
Pick your discard, then read the pro’s answer and reasoning.
Monte Carlo simulation of your climb. Enter your placement rates, see how many games to Saint and your real odds of Celestial.
Every word you’ll hear at a Japanese table or on an M.LEAGUE stream. Japanese, romaji, English and what it means in play.
NewRound 30 of the 2026-27 regular season: KADOKAWA Sakura Knights won both games on their table and lead the league by 322.6 points. On the other table Takeuchi Genta took his first top in 14 games, Setokuma Naoki took his seventh, and Watanabe Futoshi paid 12,000 twice.
NewA famous 1984 study found the average tutored student beat 98% of a regular class, an effect of two standard deviations. Later research cut that effect size by more than half, and what's left is still one of the strongest effects in education.
NewIn shogi's endgame, speed beats material. In All Last, points are the material and placement is the mate, which is why a 1,000-point call now beats a mangan two turns late.
Hand discussions, game reviews and a table full of players who take riichi seriously. The fastest way to find stronger players than you.
One email when something new lands: a guide, a tool, a discard problem. No spam, unsubscribe any time.
Personal coaching from a professional Tenhou 7-dan. Fix your leaks, sharpen your reads, climb with purpose.
