Analysis - Tile Deal-in Rates by Live Suji

Suji counting is a good strategy for estimating the danger inherent in cutting a non-suji tile. But, how much of an effect does each dead suji have? Let's check out some data from the Houou replays.

Interesting Replays

Doing analysis on the Houou replays sometimes results in some strange discoveries. I'll add to this list whenever I find one.

Guide - Defense Techniques: Kuinobashi

Kuinobashi is a method for identifying a dangerous wait in an open opponent's hand. We'll go over the technique, as well as look at some data from the Houou replays to see if it has statistical merit.

Analysis - Tile Win Rates in Riichi Hands

In this post we'll look at how often players win on each tile, and how that changes based on their discards, early discards, riichi tile, and the dora indicator.

Guide - Defense Techiques: Sotogawa and Matagi Suji

In this post, we'll look at sotogawa tiles and matagi suji, including checking Houou replays for some related statistics to back up the theory.

Guide - Extremely Minor Advantages: Lone Honours

When deciding between which lone guest wind or which lone dragon to discard, the choice may seem arbitrary, but there are tiny advantages you can gain based on your decisions. Let's take a look.

Analysis - Kokushi Success Rates

In this post, we'll look at how Houou players deal with different kokushi starts. Do they go for kokushi, or abort? Do they try and give up? If they go for it, how often do they get it? If they don't go for it, how often do they win? We'll look at these for the three main game modes, 4P Hanchan, 3P Hanchan, and 4P Tonpu.