diff --git a/README.ja-JP.md b/README.ja-JP.md
index cba437e..aae2a40 100644
--- a/README.ja-JP.md
+++ b/README.ja-JP.md
@@ -98,6 +98,9 @@ Understand Anything は、**LLMの知能**と**静的解析**を組み合わせ
# 新メンバー向けのオンボーディングガイドを生成
/understand-onboard
+
+# ビジネスドメイン知識を抽出（ドメイン、フロー、ステップ）
+/understand-domain
```
---
@@ -231,6 +234,16 @@ Fetch and follow instructions from https://raw.githubusercontent.com/Lum1104/Und
ジェネリクス・クロージャ・デコレータなど12のプログラミングパターンが、出現箇所のコンテキストで説明されます。
+
+
+ 🏢 ビジネスドメイン知識
+ コードベースからビジネスドメイン、フロー、処理ステップを抽出。インタラクティブな水平フローグラフでビジネスロジックがコードにどうマッピングされるかを確認 — ドメインにはフロー、フローにはステップが含まれます。
+ |
+
+ 🔀 構造 + ドメインビュー
+ ダッシュボードでコード構造グラフとビジネスドメイングラフを切り替え。コードの組織方法と、それが実装するビジネスプロセスの両方を理解できます。
+ |
+
---
@@ -239,7 +252,7 @@ Fetch and follow instructions from https://raw.githubusercontent.com/Lum1104/Und
### マルチエージェントパイプライン
-`/understand` コマンドは5つの専門エージェントをオーケストレーションします：
+`/understand` コマンドは5つの専門エージェントをオーケストレーションし、`/understand-domain` は6つ目を追加します：
| エージェント | 役割 |
|-------|------|
@@ -248,6 +261,7 @@ Fetch and follow instructions from https://raw.githubusercontent.com/Lum1104/Und
| `architecture-analyzer` | アーキテクチャ層の特定 |
| `tour-builder` | ガイド学習ツアーの生成 |
| `graph-reviewer` | グラフの完全性と参照整合性の検証 |
+| `domain-analyzer` | ビジネスドメイン、フロー、処理ステップの抽出（`/understand-domain` で使用） |
ファイルアナライザーは並列実行されます（最大3つ同時）。インクリメンタル更新に対応しており、前回の実行から変更されたファイルのみを再分析します。
diff --git a/README.md b/README.md
index 7668fe3..d0cf0dc 100644
--- a/README.md
+++ b/README.md
@@ -98,6 +98,9 @@ An interactive web dashboard opens with your codebase visualized as a graph —
# Generate an onboarding guide for new team members
/understand-onboard
+
+# Extract business domain knowledge (domains, flows, steps)
+/understand-domain
```
---
@@ -231,6 +234,16 @@ Fetch and follow instructions from https://raw.githubusercontent.com/Lum1104/Und
12 programming patterns (generics, closures, decorators, etc.) explained in context wherever they appear.
+
+
+ 🏢 Business Domain Knowledge
+ Extract business domains, flows, and process steps from your codebase. See how business logic maps to code with an interactive horizontal flow graph — domains contain flows, flows contain steps.
+ |
+
+ 🔀 Structural + Domain Views
+ Toggle between the structural code graph and the business domain graph in the dashboard. Understand both how the code is organized and what business processes it implements.
+ |
+
---
@@ -239,7 +252,7 @@ Fetch and follow instructions from https://raw.githubusercontent.com/Lum1104/Und
### Multi-Agent Pipeline
-The `/understand` command orchestrates 5 specialized agents:
+The `/understand` command orchestrates 5 specialized agents, and `/understand-domain` adds a 6th:
| Agent | Role |
|-------|------|
@@ -248,6 +261,7 @@ The `/understand` command orchestrates 5 specialized agents:
| `architecture-analyzer` | Identify architectural layers |
| `tour-builder` | Generate guided learning tours |
| `graph-reviewer` | Validate graph completeness and referential integrity (runs inline by default; use `--review` for full LLM review) |
+| `domain-analyzer` | Extract business domains, flows, and process steps (used by `/understand-domain`) |
File analyzers run in parallel (up to 5 concurrent, 20-30 files per batch). Supports incremental updates — only re-analyzes files that changed since the last run.
diff --git a/README.tr-TR.md b/README.tr-TR.md
index 26e9fe6..3cb8061 100644
--- a/README.tr-TR.md
+++ b/README.tr-TR.md
@@ -98,6 +98,9 @@ Kod tabanın bir grafik olarak görselleştirilmiş, mimari katmana göre renkle
# Yeni ekip üyeleri için bir işe alıştırma rehberi oluştur
/understand-onboard
+
+# İş alanı bilgisini çıkar (alanlar, akışlar, adımlar)
+/understand-domain
```
---
@@ -231,6 +234,16 @@ Fetch and follow instructions from https://raw.githubusercontent.com/Lum1104/Und
12 programlama deseni (generikler, kapanışlar, dekoratörler, vb.) göründükleri her yerde bağlam içinde açıklanır.
+
+
+ 🏢 İş Alanı Bilgisi
+ Kod tabanından iş alanları, akışlar ve işlem adımları çıkar. Etkileşimli yatay akış grafiğiyle iş mantığının koda nasıl eşlendiğini gör — alanlar akışları, akışlar adımları içerir.
+ |
+
+ 🔀 Yapısal + Alan Görünümleri
+ Kontrol panelinde yapısal kod grafiği ile iş alanı grafiği arasında geçiş yap. Hem kodun nasıl organize edildiğini hem de hangi iş süreçlerini uyguladığını anla.
+ |
+
---
@@ -239,7 +252,7 @@ Fetch and follow instructions from https://raw.githubusercontent.com/Lum1104/Und
### Çok-Ajan Hattı
-`/understand` komutu 5 özel ajan düzenler:
+`/understand` komutu 5 özel ajan düzenler ve `/understand-domain` 6. ajanı ekler:
| Ajan | Rol |
|-------|------|
@@ -248,6 +261,7 @@ Fetch and follow instructions from https://raw.githubusercontent.com/Lum1104/Und
| `architecture-analyzer` | Mimari katmanları tanımla |
| `tour-builder` | Rehberli öğrenme turları oluştur |
| `graph-reviewer` | Grafik bütünlüğünü ve referans bütünlüğünü doğrula |
+| `domain-analyzer` | İş alanları, akışlar ve işlem adımlarını çıkar (`/understand-domain` tarafından kullanılır) |
Dosya analizörleri paralel çalışır (en fazla 3 eşzamanlı). Artımlı güncellemeleri destekler — yalnızca son çalıştırmadan bu yana değişen dosyaları yeniden analiz eder.
diff --git a/README.zh-CN.md b/README.zh-CN.md
index d882861..189cc37 100644
--- a/README.zh-CN.md
+++ b/README.zh-CN.md
@@ -97,6 +97,9 @@ Understand Anything 通过结合 **大语言模型（LLM）**与**静态代码
# 为新团队成员生成指南
/understand-onboard
+
+# 提取业务领域知识（领域、流程、步骤）
+/understand-domain
```
---
@@ -230,6 +233,16 @@ Fetch and follow instructions from https://raw.githubusercontent.com/Lum1104/Und
12 种编程模式（泛型、闭包、装饰器等）将在上下文中逐一解释。
+
+
+ 🏢 业务领域知识
+ 从代码库中提取业务领域、流程和处理步骤。通过交互式水平流程图查看业务逻辑如何映射到代码 — 领域包含流程，流程包含步骤。
+ |
+
+ 🔀 结构 + 领域双视图
+ 在数据看板中切换代码结构图和业务领域图。同时理解代码的组织方式和它实现的业务流程。
+ |
+
---
@@ -238,7 +251,7 @@ Fetch and follow instructions from https://raw.githubusercontent.com/Lum1104/Und
### 多智能体架构
-`/understand` 命令调用 5 个 agent：
+`/understand` 命令调用 5 个 agent，`/understand-domain` 额外增加第 6 个：
| Agent | 职责 |
|-------|------|
@@ -247,6 +260,7 @@ Fetch and follow instructions from https://raw.githubusercontent.com/Lum1104/Und
| `architecture-analyzer` | 识别架构层 |
| `tour-builder` | 生成引导式学习路径 |
| `graph-reviewer` | 验证图的完整性和引用完整性 |
+| `domain-analyzer` | 提取业务领域、流程和处理步骤（由 `/understand-domain` 使用） |
文件分析器并行运行（最多 3 个并发）。支持增量更新 — 仅重新分析自上次运行以来发生更改的文件。
diff --git a/README.zh-TW.md b/README.zh-TW.md
index 3da4ea7..1b08997 100644
--- a/README.zh-TW.md
+++ b/README.zh-TW.md
@@ -97,6 +97,9 @@ Understand Anything 透過結合**大型語言模型（LLM）**與**靜態程式
# 為新團隊成員產生指南
/understand-onboard
+
+# 提取業務領域知識（領域、流程、步驟）
+/understand-domain
```
---
@@ -230,6 +233,16 @@ Fetch and follow instructions from https://raw.githubusercontent.com/Lum1104/Und
12 種程式設計模式（泛型、閉包、裝飾器等）將在上下文中逐一解釋。
+
+
+ 🏢 業務領域知識
+ 從程式碼庫中提取業務領域、流程和處理步驟。透過互動式水平流程圖查看業務邏輯如何對應到程式碼 — 領域包含流程，流程包含步驟。
+ |
+
+ 🔀 結構 + 領域雙視圖
+ 在資料看板中切換程式碼結構圖和業務領域圖。同時理解程式碼的組織方式和它實現的業務流程。
+ |
+
---
@@ -238,7 +251,7 @@ Fetch and follow instructions from https://raw.githubusercontent.com/Lum1104/Und
### 多智能體架構
-`/understand` 指令呼叫 5 個 agent：
+`/understand` 指令呼叫 5 個 agent，`/understand-domain` 額外增加第 6 個：
| Agent | 職責 |
|-------|------|
@@ -247,6 +260,7 @@ Fetch and follow instructions from https://raw.githubusercontent.com/Lum1104/Und
| `architecture-analyzer` | 識別架構層 |
| `tour-builder` | 產生引導式學習路徑 |
| `graph-reviewer` | 驗證圖的完整性和參考完整性 |
+| `domain-analyzer` | 提取業務領域、流程和處理步驟（由 `/understand-domain` 使用） |
檔案分析器並行執行（最多 3 個並發）。支援增量更新 — 僅重新分析自上次執行以來發生變更的檔案。