diff --git a/Deck.gd b/Deck.gd
index ee85f6e..c9d4d5e 100644
--- a/Deck.gd
+++ b/Deck.gd
@@ -2,7 +2,7 @@ extends Node2D
 
 const CardValue = preload("res://CardValue.gd")
 
-onready var cards = [
+@onready var cards = [
 	CardValue.new(Enums.Month.JANUARY, Enums.Type.LIGHT),
 	CardValue.new(Enums.Month.JANUARY, Enums.Type.RIBBON),
 	CardValue.new(Enums.Month.JANUARY, Enums.Type.SCRAP_1),
diff --git a/HanafudaCard.gd b/HanafudaCard.gd
index 28255eb..d69d013 100644
--- a/HanafudaCard.gd
+++ b/HanafudaCard.gd
@@ -1,16 +1,16 @@
-tool
+@tool
 class_name HanafudaCard
 extends Node2D
 
 const CardValue = preload("res://CardValue.gd")
 
-export var revealed: bool = true setget reveal
-export(Enums.Month) var month: int setget _set_card_month
-export(Enums.Type) var type: int setget _set_card_type
+@export var revealed: bool = true: set = reveal
+@export var month: int: set = _set_card_month
+@export var type: int: set = _set_card_type
 
 var value: CardValue = CardValue.new(Enums.Month.JANUARY, Enums.Type.LIGHT)
 
-onready var _is_ready := true
+@onready var _is_ready := true
 
 # Called when the node enters the scene tree for the first time.
 func _ready() -> void:
@@ -55,7 +55,7 @@ func reveal(new_reveal: bool) -> void:
 	revealed = new_reveal
 
 	if not _is_ready:
-		yield(self, "ready")
+		await self.ready
 
 	if revealed:
 		$Frontside.show()
@@ -72,7 +72,7 @@ func _set_card_type(new_type: int) -> void:
 
 func set_size(new_size: Vector2) -> void:
 	if not _is_ready:
-		yield(self, "ready")
+		await self.ready
 
 	var texture_size = $Frontside.texture.get_size()
 	var scale = new_size / texture_size
@@ -80,7 +80,7 @@ func set_size(new_size: Vector2) -> void:
 	
 func set_min_dimension(dim: int) -> void:
 	if not _is_ready:
-		yield(self, "ready")
+		await self.ready
 
 	var texture_size = $Frontside.texture.get_size()
 	var scale = Vector2(dim, dim) / texture_size
@@ -89,7 +89,7 @@ func set_min_dimension(dim: int) -> void:
 
 func set_max_dimension(dim: int) -> void:
 	if not _is_ready:
-		yield(self, "ready")
+		await self.ready
 
 	var texture_size = $Frontside.texture.get_size()
 	var scale = Vector2(dim, dim) / texture_size
@@ -98,7 +98,7 @@ func set_max_dimension(dim: int) -> void:
 
 func get_size() -> Vector2:
 	if not _is_ready:
-		yield(self, "ready")
+		await self.ready
 
 	var texture_size = $Frontside.texture.get_size()
 	return texture_size * self.scale
diff --git a/HanafudaCard.tscn b/HanafudaCard.tscn
index 3e0c020..eb1e117 100644
--- a/HanafudaCard.tscn
+++ b/HanafudaCard.tscn
@@ -1,30 +1,30 @@
 [gd_scene load_steps=5 format=2]
 
 [ext_resource path="res://HanafudaCard.gd" type="Script" id=1]
-[ext_resource path="res://assets/png/Hanafuda_January_Hikari.png" type="Texture" id=2]
-[ext_resource path="res://assets/png/Hanafuda_border.png" type="Texture" id=3]
-[ext_resource path="res://assets/japanese_pattern_01.png" type="Texture" id=4]
+[ext_resource path="res://assets/png/Hanafuda_January_Hikari.png" type="Texture2D" id=2]
+[ext_resource path="res://assets/png/Hanafuda_border.png" type="Texture2D" id=3]
+[ext_resource path="res://assets/japanese_pattern_01.png" type="Texture2D" id=4]
 
 [node name="HanafudaCard" type="Node2D"]
 script = ExtResource( 1 )
 
-[node name="Frontside" type="Sprite" parent="."]
+[node name="Frontside" type="Sprite2D" parent="."]
 texture = ExtResource( 2 )
 
 [node name="Backside" type="Node2D" parent="."]
 visible = false
 
 [node name="TextureRect" type="TextureRect" parent="Backside"]
-margin_left = -110.0
-margin_top = -193.0
-margin_right = 1000.0
-margin_bottom = 1722.0
-rect_scale = Vector2( 0.2, 0.2 )
+offset_left = -110.0
+offset_top = -193.0
+offset_right = 1000.0
+offset_bottom = 1722.0
+scale = Vector2( 0.2, 0.2 )
 texture = ExtResource( 4 )
 stretch_mode = 2
 __meta__ = {
 "_edit_use_anchors_": false
 }
 
-[node name="Border sprite" type="Sprite" parent="Backside"]
+[node name="Border sprite" type="Sprite2D" parent="Backside"]
 texture = ExtResource( 3 )
diff --git a/Main.gd b/Main.gd
index 9a59e73..131aefc 100644
--- a/Main.gd
+++ b/Main.gd
@@ -1,9 +1,9 @@
 extends Node
 
-onready var HanafudaCard = preload("res://HanafudaCard.tscn")
+@onready var HanafudaCard = preload("res://HanafudaCard.tscn")
 
-onready var deck = $Deck
-onready var tween = $Tween
+@onready var deck = $Deck
+@onready var tween = $Tween
 
 func _ready():
 	var dealer = oya()
@@ -14,7 +14,7 @@ func oya():
 	var card_reveal_duration = 0.5
 	var card_dim = 150
 
-	var card_1 = HanafudaCard.instance().init_card($Deck.draw_card())
+	var card_1 = HanafudaCard.instantiate().init_card($Deck.draw_card())
 	card_1.set_min_dimension(card_dim)
 	add_child(card_1)
 
@@ -27,7 +27,7 @@ func oya():
 		card_reveal_duration,
 		Tween.TRANS_LINEAR, Tween.EASE_IN_OUT)
 
-	var card_2 = HanafudaCard.instance().init_card($Deck.draw_card())
+	var card_2 = HanafudaCard.instantiate().init_card($Deck.draw_card())
 	card_2.set_min_dimension(card_dim)
 	add_child(card_2)
 	tween.interpolate_property(card_2, "position",
@@ -35,7 +35,7 @@ func oya():
 		card_reveal_duration,
 		Tween.TRANS_LINEAR, Tween.EASE_IN_OUT)
 
-	yield(tween, "tween_all_completed")
+	await tween.tween_all_completed
 	
 	print("Player 1: {c}".format({"c": card_1.value.desc()}))
 	print("Player 2: {c}".format({"c": card_2.value.desc()}))
diff --git a/Main.tscn b/Main.tscn
index 47f8457..3054492 100644
--- a/Main.tscn
+++ b/Main.tscn
@@ -1,26 +1,34 @@
-[gd_scene load_steps=4 format=2]
+[gd_scene load_steps=4 format=3 uid="uid://bb31qjmt5sk6i"]
 
-[ext_resource path="res://HanafudaCard.tscn" type="PackedScene" id=1]
-[ext_resource path="res://Main.gd" type="Script" id=2]
-[ext_resource path="res://Deck.gd" type="Script" id=3]
+[ext_resource type="PackedScene" path="res://HanafudaCard.tscn" id="1"]
+[ext_resource type="Script" path="res://Main.gd" id="2"]
+[ext_resource type="Script" path="res://Deck.gd" id="3"]
 
 [node name="Node" type="Node"]
-script = ExtResource( 2 )
+script = ExtResource("2")
 
 [node name="Background" type="ColorRect" parent="."]
+anchors_preset = 15
 anchor_right = 1.0
 anchor_bottom = 1.0
-color = Color( 0.0941176, 0.423529, 0.27451, 1 )
-__meta__ = {
-"_edit_use_anchors_": false
-}
+color = Color(0.0941176, 0.423529, 0.27451, 1)
 
-[node name="HanafudaCard" parent="." instance=ExtResource( 1 )]
+[node name="HanafudaCard" parent="." instance=ExtResource("1")]
 visible = false
-position = Vector2( 205, 447 )
+position = Vector2(205, 447)
 
 [node name="Deck" type="Node2D" parent="."]
-position = Vector2( 293, 412 )
-script = ExtResource( 3 )
+position = Vector2(293, 412)
+script = ExtResource("3")
 
 [node name="Tween" type="Tween" parent="."]
+_import_path = NodePath("")
+unique_name_in_owner = false
+process_mode = 0
+process_priority = 0
+process_physics_priority = 0
+process_thread_group = 0
+physics_interpolation_mode = 0
+auto_translate_mode = 0
+editor_description = ""
+script = null
diff --git a/assets/japanese_pattern_01.png.import b/assets/japanese_pattern_01.png.import
index 79ca71c..4edde9c 100644
--- a/assets/japanese_pattern_01.png.import
+++ b/assets/japanese_pattern_01.png.import
@@ -1,8 +1,9 @@
 [remap]
 
 importer="texture"
-type="StreamTexture"
-path="res://.import/japanese_pattern_01.png-f5786b9777fdcad19c4be71085ddc93d.stex"
+type="CompressedTexture2D"
+uid="uid://cortgeafdhh2v"
+path="res://.godot/imported/japanese_pattern_01.png-f5786b9777fdcad19c4be71085ddc93d.ctex"
 metadata={
 "vram_texture": false
 }
@@ -10,26 +11,24 @@ metadata={
 [deps]
 
 source_file="res://assets/japanese_pattern_01.png"
-dest_files=[ "res://.import/japanese_pattern_01.png-f5786b9777fdcad19c4be71085ddc93d.stex" ]
+dest_files=["res://.godot/imported/japanese_pattern_01.png-f5786b9777fdcad19c4be71085ddc93d.ctex"]
 
 [params]
 
 compress/mode=0
+compress/high_quality=false
 compress/lossy_quality=0.7
-compress/hdr_mode=0
-compress/bptc_ldr=0
+compress/hdr_compression=1
 compress/normal_map=0
-flags/repeat=0
-flags/filter=true
-flags/mipmaps=false
-flags/anisotropic=false
-flags/srgb=2
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
 process/fix_alpha_border=true
 process/premult_alpha=false
-process/HDR_as_SRGB=false
-process/invert_color=false
 process/normal_map_invert_y=false
-stream=false
-size_limit=0
-detect_3d=true
-svg/scale=1.0
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
diff --git a/default_env.tres b/default_env.tres
index 20207a4..91ba4d8 100644
--- a/default_env.tres
+++ b/default_env.tres
@@ -1,7 +1,7 @@
-[gd_resource type="Environment" load_steps=2 format=2]
+[gd_resource type="Environment" load_steps=2 format=3 uid="uid://t70a0g8ack6a"]
 
-[sub_resource type="ProceduralSky" id=1]
+[sub_resource type="Sky" id="1"]
 
 [resource]
 background_mode = 2
-background_sky = SubResource( 1 )
+sky = SubResource("1")
diff --git a/icon.png.import b/icon.png.import
index a4c02e6..99a599c 100644
--- a/icon.png.import
+++ b/icon.png.import
@@ -1,8 +1,9 @@
 [remap]
 
 importer="texture"
-type="StreamTexture"
-path="res://.import/icon.png-487276ed1e3a0c39cad0279d744ee560.stex"
+type="CompressedTexture2D"
+uid="uid://b7icomn0rprn"
+path="res://.godot/imported/icon.png-487276ed1e3a0c39cad0279d744ee560.ctex"
 metadata={
 "vram_texture": false
 }
@@ -10,26 +11,24 @@ metadata={
 [deps]
 
 source_file="res://icon.png"
-dest_files=[ "res://.import/icon.png-487276ed1e3a0c39cad0279d744ee560.stex" ]
+dest_files=["res://.godot/imported/icon.png-487276ed1e3a0c39cad0279d744ee560.ctex"]
 
 [params]
 
 compress/mode=0
+compress/high_quality=false
 compress/lossy_quality=0.7
-compress/hdr_mode=0
-compress/bptc_ldr=0
+compress/hdr_compression=1
 compress/normal_map=0
-flags/repeat=0
-flags/filter=true
-flags/mipmaps=false
-flags/anisotropic=false
-flags/srgb=2
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
 process/fix_alpha_border=true
 process/premult_alpha=false
-process/HDR_as_SRGB=false
-process/invert_color=false
 process/normal_map_invert_y=false
-stream=false
-size_limit=0
-detect_3d=true
-svg/scale=1.0
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
diff --git a/project.godot b/project.godot
index 69b62d7..cb7e46d 100644
--- a/project.godot
+++ b/project.godot
@@ -6,28 +6,13 @@
 ;   [section] ; section goes between []
 ;   param=value ; assign values to parameters
 
-config_version=4
-
-_global_script_classes=[ {
-"base": "Node",
-"class": "CardValue",
-"language": "GDScript",
-"path": "res://CardValue.gd"
-}, {
-"base": "Node2D",
-"class": "HanafudaCard",
-"language": "GDScript",
-"path": "res://HanafudaCard.gd"
-} ]
-_global_script_class_icons={
-"CardValue": "",
-"HanafudaCard": ""
-}
+config_version=5
 
 [application]
 
 config/name="Hanafuda"
 run/main_scene="res://Main.tscn"
+config/features=PackedStringArray("4.3")
 config/icon="res://icon.png"
 
 [autoload]
@@ -36,8 +21,8 @@ Enums="*res://Enums.gd"
 
 [display]
 
-window/size/width=600
-window/size/height=900
+window/size/viewport_width=600
+window/size/viewport_height=900
 
 [physics]
 
@@ -45,4 +30,4 @@ common/enable_pause_aware_picking=true
 
 [rendering]
 
-environment/default_environment="res://default_env.tres"
+environment/defaults/default_environment="res://default_env.tres"