About自己紹介
Nicolas Pro.
Riichi pro, Osaka.
I’m Nicolas Pro (xkime), a certified member of the Japanese Professional Mahjong Association based in Osaka. I write English riichi strategy for players who want more than rulebook English, and I work with overseas teams that need a Japan-pro eye.
ニコラス日本プロ麻雀協会
certified professional
- 七段
- R2056
- 2009
- 16期
An English home for pro-level riichi thinking.
Guides, tools and a glossary, plus a direct path to hire me when articles aren’t enough.
Beyond the blog
- 1-on-1 coaching and structured game / hand reviews
- JP⇄EN translation and writing for mahjong products, media and events
- Short consulting for clubs, leagues, apps and publishers
From Argentina
to Japan’s pro league
First riichi game
Hooked in Argentina through Akagi and Saki. Learns “Japanese mahjong” from scratch.
Moves to Japan
Comes to Japan with one goal: become a professional mahjong player.
Certified pro
Joins the 日本プロ麻雀協会 as part of the 16th class.
Shinjin-ou final table
First final table, at the association’s rookie championship.
In the Japanese press
麻雀新聞 feature and a full Mahjong Watch interview.
League, referee, teacher
League play, refereeing Kansai tournaments, instructor at Tsuchida Kosho Pro’s school.
M.LEAGUE
Become the first foreign-national player in M.LEAGUE.
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 become a pro who brings the joy of mahjong to people all over the world.”
Life in Japanese mahjong
With Tenhou 10-dans and a Tenhou’i 
Parlor nights in Japan 
16th Shinjinou-sen finals
In the Japanese press
Coaching in your language
- 日本語Native-level · 関西弁
- EspañolNative
- EnglishFluent
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