diff --git a/constructor/engine.go b/konstructor/engine.go
similarity index 66%
rename from constructor/engine.go
rename to konstructor/engine.go
index efc80ae..a13e981 100755
--- a/constructor/engine.go
+++ b/konstructor/engine.go
@@ -1,4 +1,4 @@
-package constructor
+package konstructor
 
 import (
 	"image/color"
@@ -7,20 +7,20 @@ import (
 )
 
 type GameEngine struct {
-	Constructor Constructor
+	Konstructor Konstructor
 }
 
 func (g *GameEngine) Update(screen *ebiten.Image) error {
-	g.Constructor.Controller.Watch()
+	g.Konstructor.Controller.Watch()
 	return nil
 }
 
 func (g *GameEngine) Draw(screen *ebiten.Image) {
-	if g.Constructor.Controller.UpPressed() {
+	if g.Konstructor.Controller.UpPressed() {
 		screen.Fill(color.White)
 	}
 }
 
 func (g *GameEngine) Layout(outsideWidth, outsideHeight int) (int, int) {
-	return g.Constructor.GameSettings.ScreenSettings.Width, g.Constructor.GameSettings.ScreenSettings.Height
+	return g.Konstructor.GameSettings.ScreenSettings.Width, g.Konstructor.GameSettings.ScreenSettings.Height
 }
diff --git a/constructor/keyboard.go b/konstructor/keyboard.go
similarity index 93%
rename from constructor/keyboard.go
rename to konstructor/keyboard.go
index 7ef7f76..2b18d8d 100755
--- a/constructor/keyboard.go
+++ b/konstructor/keyboard.go
@@ -1,4 +1,4 @@
-package constructor
+package konstructor
 
 import (
 	"fmt"
diff --git a/constructor/constructor.go b/konstructor/konstructor.go
similarity index 71%
rename from constructor/constructor.go
rename to konstructor/konstructor.go
index 0460b43..2e52c6f 100755
--- a/constructor/constructor.go
+++ b/konstructor/konstructor.go
@@ -1,4 +1,4 @@
-package constructor
+package konstructor
 
 import (
 	"log"
@@ -23,18 +23,18 @@ type GameSettings struct {
 	ScreenSettings ScreenSettings
 }
 
-type Constructor struct {
+type Konstructor struct {
 	Context      ContextInterface
 	Domain       DomainInterface
 	Controller   Controller
 	GameSettings GameSettings
 }
 
-func (c Constructor) Init() {
-	ebiten.SetWindowSize(c.GameSettings.ScreenSettings.Width, c.GameSettings.ScreenSettings.Height)
-	ebiten.SetWindowTitle(c.GameSettings.Name)
+func (k Konstructor) Init() {
+	ebiten.SetWindowSize(k.GameSettings.ScreenSettings.Width, k.GameSettings.ScreenSettings.Height)
+	ebiten.SetWindowTitle(k.GameSettings.Name)
 	if err := ebiten.RunGame(&GameEngine{
-		Constructor: c,
+		Konstructor: k,
 	}); err != nil {
 		log.Fatal(err)
 	}
diff --git a/constructor/utils.go b/konstructor/utils.go
similarity index 89%
rename from constructor/utils.go
rename to konstructor/utils.go
index 237bd1f..adbd5b3 100755
--- a/constructor/utils.go
+++ b/konstructor/utils.go
@@ -1,4 +1,4 @@
-package constructor
+package konstructor
 
 import (
 	"bytes"
diff --git a/main.go b/main.go
index 49cc619..6a15ad5 100755
--- a/main.go
+++ b/main.go
@@ -1,8 +1,8 @@
 package main
 
 import (
-	"game/constructor"
 	"game/domain"
+	"game/konstructor"
 
 	"github.com/hajimehoshi/ebiten"
 )
@@ -18,10 +18,10 @@ func main() {
 			},
 		},
 	}
-	constructor := constructor.Constructor{
+	konstructor := konstructor.Konstructor{
 		Domain: domain,
-		Controller: constructor.Controller{
-			KeyMap: constructor.KeyMap{
+		Controller: konstructor.Controller{
+			KeyMap: konstructor.KeyMap{
 				Up:      ebiten.KeyUp,
 				Down:    ebiten.KeyDown,
 				Right:   ebiten.KeyRight,
@@ -32,13 +32,13 @@ func main() {
 				Action3: ebiten.KeyEscape,
 			},
 		},
-		GameSettings: constructor.GameSettings{
+		GameSettings: konstructor.GameSettings{
 			Name: "Game",
-			ScreenSettings: constructor.ScreenSettings{
+			ScreenSettings: konstructor.ScreenSettings{
 				Width:  640,
 				Height: 480,
 			},
 		},
 	}
-	constructor.Init()
+	konstructor.Init()
 }