diff --git a/docs/images/private-isu-sample.png b/docs/images/private-isu-sample.png
index 45892ad..0f565aa 100644
Binary files a/docs/images/private-isu-sample.png and b/docs/images/private-isu-sample.png differ
diff --git a/docs/sample/private-isu.md b/docs/sample/private-isu.md
index 6f15904..12700fd 100644
--- a/docs/sample/private-isu.md
+++ b/docs/sample/private-isu.md
@@ -1,46 +1,46 @@
 # DB Graph
-node: ![](https://via.placeholder.com/16/795548/FFFFFF/?text=%20) `table` ![](https://via.placeholder.com/16/1976D2/FFFFFF/?text=%20) `func` 
+node: ![](https://via.placeholder.com/16/795548/FFFFFF/?text=%20) `テーブル` ![](https://via.placeholder.com/16/1976D2/FFFFFF/?text=%20) `関数` 
 
 edge: ![](https://via.placeholder.com/16/CDDC39/FFFFFF/?text=%20) `INSERT` ![](https://via.placeholder.com/16/FF9800/FFFFFF/?text=%20) `UPDATE` ![](https://via.placeholder.com/16/F44336/FFFFFF/?text=%20) `DELETE` ![](https://via.placeholder.com/16/78909C/FFFFFF/?text=%20) `SELECT` ![](https://via.placeholder.com/16/BBDEFB/FFFFFF/?text=%20) `関数呼び出し` 
 ```mermaid
 graph LR
   classDef table fill:#795548,fill-opacity:0.5
   classDef func fill:#1976D2,fill-opacity:0.5
+  func:github.com/catatsuy/private-isu/webapp/golang.getIndex[getIndex]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.getSessionUser[getSessionUser]:::func
+  func:github.com/catatsuy/private-isu/webapp/golang.getIndex[getIndex]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.makePosts[makePosts]:::func
+  func:github.com/catatsuy/private-isu/webapp/golang.getIndex[getIndex]:::func --> table:posts[posts]:::table
+  func:github.com/catatsuy/private-isu/webapp/golang.makePosts[makePosts]:::func --> table:comments[comments]:::table
+  func:github.com/catatsuy/private-isu/webapp/golang.makePosts[makePosts]:::func --> table:users[users]:::table
+  func:github.com/catatsuy/private-isu/webapp/golang.postIndex[postIndex]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.getSessionUser[getSessionUser]:::func
+  func:github.com/catatsuy/private-isu/webapp/golang.postIndex[postIndex]:::func --> table:posts[posts]:::table
+  func:github.com/catatsuy/private-isu/webapp/golang.getLogin[getLogin]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.getSessionUser[getSessionUser]:::func
+  func:github.com/catatsuy/private-isu/webapp/golang.getRegister[getRegister]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.getSessionUser[getSessionUser]:::func
+  func:github.com/catatsuy/private-isu/webapp/golang.getPostsID[getPostsID]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.getSessionUser[getSessionUser]:::func
+  func:github.com/catatsuy/private-isu/webapp/golang.getPostsID[getPostsID]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.makePosts[makePosts]:::func
+  func:github.com/catatsuy/private-isu/webapp/golang.getPostsID[getPostsID]:::func --> table:posts[posts]:::table
+  func:github.com/catatsuy/private-isu/webapp/golang.tryLogin[tryLogin]:::func --> table:users[users]:::table
   func:github.com/catatsuy/private-isu/webapp/golang.getSessionUser[getSessionUser]:::func --> table:users[users]:::table
-  func:github.com/catatsuy/private-isu/webapp/golang.postComment[postComment]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.getSessionUser[getSessionUser]:::func
-  func:github.com/catatsuy/private-isu/webapp/golang.postComment[postComment]:::func --> table:comments[comments]:::table
+  func:github.com/catatsuy/private-isu/webapp/golang.getPosts[getPosts]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.makePosts[makePosts]:::func
+  func:github.com/catatsuy/private-isu/webapp/golang.getPosts[getPosts]:::func --> table:posts[posts]:::table
   func:github.com/catatsuy/private-isu/webapp/golang.getAccountName[getAccountName]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.getSessionUser[getSessionUser]:::func
   func:github.com/catatsuy/private-isu/webapp/golang.getAccountName[getAccountName]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.makePosts[makePosts]:::func
   func:github.com/catatsuy/private-isu/webapp/golang.getAccountName[getAccountName]:::func --> table:comments[comments]:::table
   func:github.com/catatsuy/private-isu/webapp/golang.getAccountName[getAccountName]:::func --> table:posts[posts]:::table
   func:github.com/catatsuy/private-isu/webapp/golang.getAccountName[getAccountName]:::func --> table:users[users]:::table
-  func:github.com/catatsuy/private-isu/webapp/golang.getPostsID[getPostsID]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.getSessionUser[getSessionUser]:::func
-  func:github.com/catatsuy/private-isu/webapp/golang.getPostsID[getPostsID]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.makePosts[makePosts]:::func
-  func:github.com/catatsuy/private-isu/webapp/golang.getPostsID[getPostsID]:::func --> table:posts[posts]:::table
-  func:github.com/catatsuy/private-isu/webapp/golang.postAdminBanned[postAdminBanned]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.getSessionUser[getSessionUser]:::func
-  func:github.com/catatsuy/private-isu/webapp/golang.postAdminBanned[postAdminBanned]:::func --> table:users[users]:::table
-  func:github.com/catatsuy/private-isu/webapp/golang.postLogin[postLogin]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.getSessionUser[getSessionUser]:::func
-  func:github.com/catatsuy/private-isu/webapp/golang.postLogin[postLogin]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.tryLogin[tryLogin]:::func
-  func:github.com/catatsuy/private-isu/webapp/golang.getRegister[getRegister]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.getSessionUser[getSessionUser]:::func
-  func:github.com/catatsuy/private-isu/webapp/golang.postIndex[postIndex]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.getSessionUser[getSessionUser]:::func
-  func:github.com/catatsuy/private-isu/webapp/golang.postIndex[postIndex]:::func --> table:posts[posts]:::table
-  func:github.com/catatsuy/private-isu/webapp/golang.getPosts[getPosts]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.makePosts[makePosts]:::func
-  func:github.com/catatsuy/private-isu/webapp/golang.getPosts[getPosts]:::func --> table:posts[posts]:::table
   func:github.com/catatsuy/private-isu/webapp/golang.getAdminBanned[getAdminBanned]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.getSessionUser[getSessionUser]:::func
   func:github.com/catatsuy/private-isu/webapp/golang.getAdminBanned[getAdminBanned]:::func --> table:users[users]:::table
-  func:github.com/catatsuy/private-isu/webapp/golang.getIndex[getIndex]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.getSessionUser[getSessionUser]:::func
-  func:github.com/catatsuy/private-isu/webapp/golang.getIndex[getIndex]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.makePosts[makePosts]:::func
-  func:github.com/catatsuy/private-isu/webapp/golang.getIndex[getIndex]:::func --> table:posts[posts]:::table
+  func:github.com/catatsuy/private-isu/webapp/golang.postAdminBanned[postAdminBanned]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.getSessionUser[getSessionUser]:::func
+  func:github.com/catatsuy/private-isu/webapp/golang.postAdminBanned[postAdminBanned]:::func --> table:users[users]:::table
+  func:github.com/catatsuy/private-isu/webapp/golang.getImage[getImage]:::func --> table:posts[posts]:::table
   func:github.com/catatsuy/private-isu/webapp/golang.postRegister[postRegister]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.getSessionUser[getSessionUser]:::func
   func:github.com/catatsuy/private-isu/webapp/golang.postRegister[postRegister]:::func --> table:users[users]:::table
   func:github.com/catatsuy/private-isu/webapp/golang.postRegister[postRegister]:::func --> table:users[users]:::table
-  func:github.com/catatsuy/private-isu/webapp/golang.getImage[getImage]:::func --> table:posts[posts]:::table
-  func:github.com/catatsuy/private-isu/webapp/golang.tryLogin[tryLogin]:::func --> table:users[users]:::table
-  func:github.com/catatsuy/private-isu/webapp/golang.getLogin[getLogin]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.getSessionUser[getSessionUser]:::func
-  func:github.com/catatsuy/private-isu/webapp/golang.makePosts[makePosts]:::func --> table:comments[comments]:::table
-  func:github.com/catatsuy/private-isu/webapp/golang.makePosts[makePosts]:::func --> table:users[users]:::table
-  linkStyle 2,17,26 stroke:#CDDC39,stroke-width:2px
-  linkStyle 12 stroke:#FF9800,stroke-width:2px
-  linkStyle 0,5,6,7,10,19,21,24,27,28,29,31,32 stroke:#78909C,stroke-width:2px
-  linkStyle 1,3,4,8,9,11,13,14,15,16,18,20,22,23,25,30 stroke:#BBDEFB,stroke-width:2px
+  func:github.com/catatsuy/private-isu/webapp/golang.postLogin[postLogin]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.getSessionUser[getSessionUser]:::func
+  func:github.com/catatsuy/private-isu/webapp/golang.postLogin[postLogin]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.tryLogin[tryLogin]:::func
+  func:github.com/catatsuy/private-isu/webapp/golang.postComment[postComment]:::func --> func:github.com/catatsuy/private-isu/webapp/golang.getSessionUser[getSessionUser]:::func
+  func:github.com/catatsuy/private-isu/webapp/golang.postComment[postComment]:::func --> table:comments[comments]:::table
+  linkStyle 0,1,5,7,8,9,10,14,16,17,21,23,26,29,30,31 stroke:#BBDEFB,stroke-width:2px
+  linkStyle 2,3,4,11,12,13,15,18,19,20,22,25,28 stroke:#78909C,stroke-width:2px
+  linkStyle 6,27,32 stroke:#CDDC39,stroke-width:2px
+  linkStyle 24 stroke:#FF9800,stroke-width:2px
 ```
\ No newline at end of file
diff --git a/internal/isucrud/mermaid.go b/internal/isucrud/mermaid.go
index 0f3619a..9171b08 100644
--- a/internal/isucrud/mermaid.go
+++ b/internal/isucrud/mermaid.go
@@ -54,7 +54,7 @@ func writeMermaid(w io.StringWriter, nodes []*node) error {
 
 	for _, nodeType := range nodeTypes {
 		if nodeType.valid {
-			_, err = w.WriteString(fmt.Sprintf("![](https://via.placeholder.com/16/%s/FFFFFF/?text=%%20) `%s` ", nodeType.color, nodeType.name))
+			_, err = w.WriteString(fmt.Sprintf("![](https://via.placeholder.com/16/%s/FFFFFF/?text=%%20) `%s` ", nodeType.color, nodeType.label))
 			if err != nil {
 				return fmt.Errorf("failed to write node description: %w", err)
 			}