diff --git a/src/interpreter/objects.rs b/src/interpreter/objects.rs
index 6b222e18..c0b06703 100644
--- a/src/interpreter/objects.rs
+++ b/src/interpreter/objects.rs
@@ -762,6 +762,26 @@ impl NyashInterpreter {
             return Ok((*instance_arc).clone_box());  // Convert Arc back to Box for external interface
         }
         
+        // 🔌 v2プラグインシステム: BoxFactoryRegistryをチェック
+        use crate::runtime::get_global_registry;
+        let registry = get_global_registry();
+        
+        if let Some(_provider) = registry.get_provider(class) {
+            // BoxFactoryRegistry経由でBoxを生成（v2プラグインシステム）
+            let nyash_args: Vec<Box<dyn NyashBox>> = arguments.iter()
+                .map(|arg| self.execute_expression(arg))
+                .collect::<Result<Vec<_>, _>>()?;
+            
+            match registry.create_box(class, &nyash_args) {
+                Ok(plugin_box) => return Ok(plugin_box),
+                Err(e) => {
+                    return Err(RuntimeError::InvalidOperation {
+                        message: format!("Failed to create {} via plugin: {}", class, e),
+                    });
+                }
+            }
+        }
+        
         // プラグインもユーザー定義も見つからなかった場合
         return Err(RuntimeError::UndefinedClass { name: class.to_string() });
     }
diff --git a/src/main.rs b/src/main.rs
index a1dfce66..85243f30 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -45,6 +45,12 @@ pub mod runner;
 // BID-FFI / Plugin System (prototype)
 pub mod bid;
 
+// Configuration system
+pub mod config;
+
+// Runtime system (plugins, registry, etc.)
+pub mod runtime;
+
 use nyash_rust::cli::CliConfig;
 use runner::NyashRunner;