diff --git a/src/Main.php b/src/Main.php
index 977d4c7..36b3354 100644
--- a/src/Main.php
+++ b/src/Main.php
@@ -17,6 +17,7 @@
 use NeiroNetwork\AlternativeCoreWars\core\PlayerBlockTracker;
 use NeiroNetwork\AlternativeCoreWars\core\GameArenaProtector;
 use NeiroNetwork\AlternativeCoreWars\core\PlayerKillAssistsEventMaker;
+use NeiroNetwork\AlternativeCoreWars\core\CommandFactory;
 use NeiroNetwork\AlternativeCoreWars\core\PrivateCraftingForBrewingAndSmelting;
 use NeiroNetwork\AlternativeCoreWars\core\RewardGiver;
 use NeiroNetwork\AlternativeCoreWars\core\ServerSpecificationNormalizer;
@@ -70,6 +71,7 @@ protected function onLoad() : void{
 			ShopCreator::class,
 			DropItemReplacer::class,
 			KitEventBroker::class,
+			CommandFactory::class,
 		]);
 	}
 
diff --git a/src/command/PlayerStatsCommand.php b/src/command/PlayerStatsCommand.php
new file mode 100644
index 0000000..4e81d18
--- /dev/null
+++ b/src/command/PlayerStatsCommand.php
@@ -0,0 +1,34 @@
+<?php
+
+declare(strict_types=1);
+
+namespace NeiroNetwork\AlternativeCoreWars\core\command;
+
+use pocketmine\command\Command;
+use pocketmine\command\CommandSender;
+use pocketmine\permission\DefaultPermissions;
+use pocketmine\player\Player;
+use pocketmine\utils\TextFormat;
+use SOFe\InfoAPI\InfoAPI;
+use SOFe\InfoAPI\PlayerInfo;
+
+class PlayerStatsCommand extends Command{
+
+	public function __construct(){
+		parent::__construct("stats", "プレイヤーの統計を確認します", null, ["stat", "statistics", "statistic"]);
+	}
+
+	public function execute(CommandSender $sender, string $commandLabel, array $args){
+		$target = $sender->hasPermission(DefaultPermissions::ROOT_OPERATOR) ? implode(" ", $args) : "";
+		$target = $sender->getServer()->getPlayerByPrefix($target) ?? $sender;
+		if($target instanceof Player){
+			$sender->sendMessage(InfoAPI::resolve(
+				TextFormat::GOLD . "========== " . TextFormat::WHITE . "{$sender->getName()} さんのステータス " . TextFormat::GOLD . "==========" . TextFormat::RESET . PHP_EOL .
+					"所持金: {money} Money" . PHP_EOL .
+					"経験値: {exp} EXP" . PHP_EOL .
+					"音色ポイント: {np} NP",
+				new PlayerInfo($target)
+			));
+		}
+	}
+}
diff --git a/src/core/CommandFactory.php b/src/core/CommandFactory.php
new file mode 100644
index 0000000..762ce5d
--- /dev/null
+++ b/src/core/CommandFactory.php
@@ -0,0 +1,17 @@
+<?php
+
+declare(strict_types=1);
+
+namespace NeiroNetwork\AlternativeCoreWars\core;
+
+use NeiroNetwork\AlternativeCoreWars\core\command\PlayerStatsCommand;
+use NeiroNetwork\AlternativeCoreWars\SubPluginBase;
+
+class CommandFactory extends SubPluginBase{
+
+	protected function onEnable() : void{
+		$this->getServer()->getCommandMap()->registerAll($this->getName(), [
+			new PlayerStatsCommand(),
+		]);
+	}
+}
diff --git a/src/core/PlayerActivityTracker.php b/src/core/PlayerActivityTracker.php
new file mode 100644
index 0000000..80e520b
--- /dev/null
+++ b/src/core/PlayerActivityTracker.php
@@ -0,0 +1,46 @@
+<?php
+
+declare(strict_types=1);
+
+namespace NeiroNetwork\AlternativeCoreWars\core;
+
+use NeiroNetwork\AlternativeCoreWars\event\PlayerDeathWithoutDeathScreenEvent;
+use NeiroNetwork\AlternativeCoreWars\SubPluginBase;
+use pocketmine\event\entity\EntityDamageByEntityEvent;
+use pocketmine\player\Player;
+use SOFe\Capital\Capital;
+use SOFe\Capital\LabelSet;
+use SOFe\Capital\Schema\Complete;
+
+class PlayerActivityTracker extends SubPluginBase{
+
+	private Complete $kills, $assists, $deaths, $breaks, $victories, $defeats, $playtime;
+
+	protected function onEnable() : void{
+		Capital::api("0.1.0", function(Capital $api){
+			$this->kills = $api->completeConfig(["currency" => "kills"]);
+			$this->assists = $api->completeConfig(["currency" => "assists"]);
+			$this->deaths = $api->completeConfig(["currency" => "deaths"]);
+			$this->breaks = $api->completeConfig(["currency" => "breaks"]);
+			$this->victories = $api->completeConfig(["currency" => "victories"]);
+			$this->defeats = $api->completeConfig(["currency" => "defeats"]);
+			$this->playtime = $api->completeConfig(["currency" => "playtime"]);
+		});
+	}
+
+	private function increase(Player $player, Complete $schema, LabelSet $label = null) : void{
+		Capital::api("0.1.0", function(Capital $api) use ($player, $schema, $label){
+			yield from $api->addMoney($this->getName(), $player, $schema, 1, $label ?? new LabelSet([]));
+		});
+	}
+
+	public function onDeath(PlayerDeathWithoutDeathScreenEvent $event) : void{
+		$player = $event->getPlayer();
+		$last = $player->getLastDamageCause();
+
+		$this->increase($player, $this->deaths, new LabelSet(["cause" => $last->getCause()]));
+		if($last instanceof EntityDamageByEntityEvent && ($damager = $last->getEntity()) instanceof Player){
+			$this->increase($damager, $this->kills, new LabelSet(["cause" => $last->getCause()]));
+		}
+	}
+}