mahjong

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Mahjong Soul (Jantama) Performance and Stats Guide | Average Rank and How to Play Between the King
How to Use the Mahjong Soul Hand History Tool and How to Interpret Your Stable Rank | Analyze Your Performance by Specifying a Time Period
Reached Mahjong Saint rank in 520 games in Mahjong Soul | How to win and play in the Jade Room
Use the "Mahjong Soul Rank Match Point Progression Graph Creation Tool" to stabilize your mental state.
What is the Mahjong AI "Mortal"? How to use it, its rating, and how to interpret the bad move rate (Mahjong Soul, Tenhou)
What Is Jansei Rank in Jantama Mahjong? Strength Benchmarks and Games Needed for Jansei 2 to 3
How to Lower Your Last-Place Rate in Mahjong Soul | How to Deal with Unfair Bad Luck
An analysis of when you feel you're having bad luck in Mahjong Soul: The Riichi Edition (Mahjong Soul Ticket Record Shop)
A recommendation for managing your real-life mahjong results in Excel.
If you're around 5th or 6th dan in Tenhou (an online mahjong game), you're considered one of the strongest players in the company.
How to improve your performance in online mahjong game, Jan Soul.
Jantama Mahjong: How Strong Is Jango Rank, and What's the Bust Rate? Comparing with Tenhou & My Journey to Jango
A collection of articles on improving your mahjong skills, techniques, mental aspects, Tenhou, Janryu, etc.
To become a better mahjong player, you need to control your mental game.
Words to help you stay calm after getting last place in a row in Tenhou
Tenhou Mahjong: Which Is Better, Tonnan-sen or Ton-pu-sen? Is the Shorter Format Just Luck?
I was promoted to 7th dan in Tenhou (Mahjong) for the first time. I'll share what helped me overcome the hurdle of 6th dan.
Mahjong Soul (Jantama): Points where I changed my playing style since last year and improved my performance.
Are you okay? A summary of the behaviors of people who are bad at mahjong (mainly regarding manners)
Things that helped me overcome the 4th dan barrier in Tenhou (Mahjong) and get promoted to 5th and 6th dan.
What is the strongest free mahjong software?
Introduction and review of the mahjong strategy book "The Ironclad Tactics of Mahjong AI 'NAGA'" (Author: Shogo Takita)
Review of the mahjong book on tile efficiency, "Uzaku-style Mahjong Learning" (Uzaku Book) (Author: G. Uzaku)
How to become a better mahjong player: The art of defending (for beginners)
Is it a bad-shaped, high-scoring tenpai, or a good-shaped, low-scoring tenpai?
To get better at mahjong, try thinking about new theories.
How to improve your mahjong skills: Push/fold decisions (for beginners)
Introduction and review of the mahjong strategy book "The Impact of Suphx, the World's Strongest Mahjong AI" (author: Oshirase-shi).
Introduction and review of the mahjong strategy book "Mahjong: A Strong Player's Choice That Changes Depending on the Score Situation" (Author: Genki Hirasawa)
Tenhou (Mahjong): Promoted to 6th dan for the third time. Using the number of successful sequences as a basis for deciding whether to push or fold.
Finally promoted to 6th dan in Tenhou (Mahjong) - A rough analysis of my current performance.
Going from 5th to 6th Dan in Tenhou (Mahjong): Strategies from the initial hand, based on a real game record.
Introduction and review of the mahjong strategy book "New Scientific Mahjong" (author: Totsugeki Tohoku)
Mahjong strategy book "Statistics" Mahjong strategy (Author: Miinin)
My thoughts on Akihiro Kawamura's mahjong strategy book, "Mahjong Winning Techniques for Calling."
How to get better at Mahjong: Introduction (for beginners)
How to improve your Mahjong skills: Calling techniques (for beginners)
Considering the differences in mindset between those who play real-life mahjong and those who play online mahjong.
Trial and error at Tenhou (Mahjong) 6th dan: The importance of avoiding last place.
This one book is all you need! "301 Essential Mahjong Discard Schemes" (Author: G. Uzaku, Editor: Makoto Fukuchi) - Recommended Mahjong Strategy Book
Maintaining motivation by checking the fluctuations in your performance in Tenhou (Mahjong): good and bad periods.
Play against a mahjong beginner to learn their offensive style.
I'm currently struggling at Tenhou (Mahjong), rank 6, and learning from others.
Mahjong strategy book "Become stronger just by knowing: Mahjong's two choices" (by Miinin and Takunori Kajimoto)
Mahjong strategy book "Mahjong AI Tactics: Winning Strategies as Told by the Artificial Intelligence 'Bakuda'" (by Naoki Mizukami)
I was demoted from 6th dan to 5th dan in Tenhou (Mahjong), so I'm comparing my performance analysis results with those of the Tenhou champion.
Introduction and review of the mahjong strategy book "Mahjong Winning System" (author: Takahiro Yamakoshi)
Let's compare the elements of mahjong and baseball and consider their commonalities.
Mahjong strategy book "The Mahjong Mechanism of the Master Mahjong Player" (Author: Naoki Takiguchi)
Re-promoted from 5th to 6th dan in Tenhou (Mahjong): Comparison and analysis of areas where improvements were made.
SaberMetrics for Mahjong, Too | I Had Claude Code Create a “Mahjong Version of OPS” Based on Data from the Tile Record Store
Mahjong OPS Calculator | Enter your results from "Haihaya" to see your estimated ranking in "Tama no Ma"
For Those Who Always Finish 2nd or 3rd in Mahjong | Understanding Average Rankings and Why You Can’t Seem to Win
Mahjong Scorebook | A tracking tool that automatically tallies your results—including "uma" and "tobi"—simply by entering your actual points

This concludes the list of articles.

The entries below are listed in chronological order of posting.

mahjong

For Those Who Always Finish 2nd or 3rd in Mahjong | Understanding Average Rankings and Why You Can’t Seem to Win

ラスは少ないのにトップも少なく、2位・3位ばかりで終わってしまう人向けに、雀魂の玉の間での平均順位の目安、順位分布の「山型」と「逆ピラミッド型」の違い、勝ち切れない理由(押すべき場面・相手選び・リーチ判断)と改善の考え方をまとめました。
2026.09.17
mahjong
mahjong

SaberMetrics for Mahjong, Too | I Had Claude Code Create a “Mahjong Version of OPS” Based on Data from the Tile Record Store

僕は野球を観るのが好きなのですが、選手の成績を統計で評価する「セイバーメトリクス」というものも、かなり好きです。OPSやWARといった指標を眺めていると、打率や打点だけを見ていた頃には見えなかった選手の価値が見えてくるので、これが面白くて仕...
2026.09.16 2026.09.17
mahjong
mahjong

Mahjong OPS Calculator | Enter your results from "Haihaya" to see your estimated ranking in "Tama no Ma"

雀魂牌譜屋の成績をそのまま入力すると、「麻雀OPS」と各項目が玉の間プレイヤーの平均と並んで表示される計算ページです。指標の作り方や、放銃の重みが和了より軽く出た話については、以下の記事で書いています。この計算ページの解説記事です。麻雀にも...
2026.09.16 2026.09.17
mahjong
mahjong

Mahjong Scorebook | A tracking tool that automatically tallies your results—including "uma" and "tobi"—simply by entering your actual points

リアル麻雀（セット麻雀）の成績を記録するためのツールです。実点数とチップを入力するだけで、返し点・ウマ・トビ賞を反映した最終スコアと、メンバーごとの平均順位・順位分布・収支を自動で集計します。入力した記録は、お使いの端末のブラウザの中だけに...
2026.09.16
mahjong
mahjong

Introduction and review of the mahjong strategy book "The Ironclad Tactics of Mahjong AI 'NAGA'" (Author: Shogo Takita)

In the preface to the online mahjong game "Mahjong Soul," after falling from Mahjong Saint 3 to Mahjong Master 3, I've finally made it back up to Mahjong Saint 2. (Perhaps it was beyond my reach, so saying "made it back" might not be appropriate...) I haven't yet reached my previous highest point...
2024.12.27 2025.08.27
mahjong
mahjong

Introduction and review of the mahjong strategy book "Mahjong: A Strong Player's Choice That Changes Depending on the Score Situation" (Author: Genki Hirasawa)

I purchased and read Genki Hirasawa's mahjong strategy book, "Mahjong: The Choices of a Strong Player That Change Depending on the Score Situation." While it's different from tile efficiency or push-or-fold decisions, I was interested in this book because it teaches "responding according to the score situation," which clearly affects performance. Previously, I had read Meenin's "Mahjong Battle...".
2024.01.06 2025.08.27
mahjong
mahjong

Use the "Mahjong Soul Rank Match Point Progression Graph Creation Tool" to stabilize your mental state.

First, if you play Mahjong Soul for a long time, you'll probably notice a bias between periods of good and bad performance. Good performance is enjoyable and rarely a problem, but prolonged periods of bad performance can negatively impact your mental state. In Mahjong, even small mistakes can...
2023.05.06 2026.09.04
mahjong
mahjong

Mahjong Soul (Jantama): Points where I changed my playing style since last year and improved my performance.

First of all, I significantly changed my playing style in Mahjong Soul starting in January 2023. I shifted from my rather defensive (or even passive) playing style in 2022 back to my previous, slightly more aggressive style. However, I believe I've improved in fundamental areas compared to two years ago, so...
2023.03.13 2026.09.04
mahjong
mahjong

How to Use and Interpret the Mahjong AI "Mortal" | Bad Move Rates and Rating Guidelines, the Difference Between 4.1 and 4.0, and How to Choose Between It and the Official MAKA in "Jantam" (Jantam and Tenhou)

雀魂・天鳳の牌譜をAI「Mortal」で無料検討する手順を画像付きで解説。悪手率・レーティング・一致率の意味と段位別の目安、4.1c/4.1b/4.1a/4.0/3.0のモデルの違い、雀魂公式AI「MAKA」との使い分け、KillerDuckyでの結果の読み方、使えない時の原因まで。
2022.07.14 2026.09.17
mahjong
mahjong

An analysis of when you feel you're having bad luck in Mahjong Soul: The Riichi Edition (Mahjong Soul Ticket Record Shop)

When you first start playing mahjong, you often feel like you're having bad luck. Even if you're making the right decisions, you frequently end up with bad results. However, if you're making the right decisions, your performance should converge in a positive direction in the long run...
2022.06.22 2026.09.06
mahjong
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