1. はじめに
The Oura Ring 4 is an advanced smart ring designed to monitor various health metrics. It features Smart Sensing technology, which adapts to individual biometrics to provide insights into over 50 health metrics, including sleep, readiness, activity, heart health, stress, metabolic health, and women's health. Crafted from durable titanium, the Oura Ring 4 offers a comfortable, screen-free experience with extended battery life.

Image: The Oura Ring 4, showcasing its sleek design and advanced technology.
2.セットアップガイド
Proper setup ensures accurate data collection and comfortable wear. Follow these steps to begin using your Oura Ring 4.
2.1 Sizing Your Oura Ring 4
The Oura Ring 4 uses a unique sizing system that differs from standard jewelry rings. It is essential to use an Oura Ring Sizing Kit to determine your correct size before purchasing the ring. This ensures optimal fit and sensor performance.

Image: The Oura Ring 4 Sizing Kit, used to find the perfect ring size.
- Purchase the Oura Ring 4 Sizing Kit: Obtain a sizing kit to try on different sizes.
- 複数のサイズを試着: Wear the plastic sizers on your preferred finger (index finger is recommended for best performance and accuracy) for at least 24 hours to ensure comfort and a snug fit.
- 最も快適なフィット感を見つけましょう: The ring should be snug but not tight, and it should not rotate freely.
2.2 初期設定とアプリのダウンロード
Once you have your Oura Ring 4, download the Oura App to activate and manage your device.
- Ouraアプリをダウンロードしてください: 検索する "Oura" in the Apple App Store (for iOS devices) or Google Play Store (for Android devices).
- アカウントを作成する: Follow the in-app instructions to create your Oura account.
- リングをペアリングする: Ensure your Oura Ring is charged and follow the app's prompts to pair it with your smartphone via Bluetooth.

Image: A screenshot of the Oura App interface, showing health metrics.
2.3 Oura Membership
An Oura Membership is required to access all features and insights. The first month of membership is included with your purchase for new members. After the initial month, a subscription fee of $5.99/month applies. The membership is linked to your Oura account, not the physical ring.
3. 箱の中身
Your Oura Ring 4 package includes the following components:
- Oura Ring 4
- Oura Ring 4 Charger
- USBケーブル
- 情報冊子
- クイックスタートガイド

Image: The Oura Ring 4, its charging base, and USB cable.
4. 操作手順
The Oura Ring 4 continuously tracks your health data throughout the day and night. Data is automatically synced to the Oura App on your paired smartphone.
4.1 健康状態の追跡
The ring utilizes advanced sensors to monitor various biometrics:
- 寝る: 睡眠を追跡tages (REM, deep, light), duration, and efficiency.
- 活動: Monitors steps, calories burned, and activity levels.
- 準備状況: Provides a daily score based on sleep, activity, and physiological signals to indicate your recovery status.
- 心臓の健康: Measures heart rate and heart rate variability (HRV).
- ストレス: Identifies periods of physiological stress and recovery.
- 代謝の健康: Offers insights related to metabolic responses.
- 女性の健康: Provides cycle tracking and insights.

画像: クローズアップ view of the Oura Ring 4's internal sensors for health tracking.
4.2 バッテリー寿命
The Oura Ring 4 offers a battery life of up to 8 days, depending on usage. It is recommended to charge the ring regularly to ensure continuous data collection.
4.3 耐水性
The Oura Ring 4 is water resistant up to 100 meters, making it suitable for swimming and showering. However, prolonged exposure to hot water or chemicals should be avoided to preserve the ring's integrity.

Image: A hand wearing the Oura Ring 4 submerged in water, demonstrating its water resistance.
4.4 Multi-Ring Support
If you own multiple Oura Ring 4 styles, you can switch between them easily within the Oura App. This allows for flexibility in choosing your ring based on preference or activity.
5. メンテナンス
Oura Ring 4 の寿命を延ばし、最適なパフォーマンスを確保するには、次のメンテナンス ガイドラインに従ってください。
5.1 クリーニング
Clean your Oura Ring regularly with mild soap and water. Wipe it down thoroughly, especially after activities that may expose it to sweat, dirt, or lotions. Avoid harsh chemicals or abrasive materials that could damage the ring's finish or sensors.
5.2 充電
Charge your Oura Ring using the provided Oura Ring 4 Charger and USB cable. A full charge takes approximately 80 minutes. It is recommended to charge the ring when the battery level is low to avoid interruptions in data tracking.

Image: The Oura Ring 4 placed on its charging dock.
6。 トラブルシューティング
If you encounter issues with your Oura Ring 4, refer to the following common solutions:
6.1 Ring Not Syncing
- スマートフォンでBluetoothが有効になっていることを確認します。
- Check that the Oura App is open and running in the background.
- Verify the ring has sufficient battery charge.
- スマートフォンとOuraアプリを再起動します。
6.2 不正確なデータ読み取り
- Confirm your ring size is correct. An ill-fitting ring can affect sensor accuracy.
- リングのセンサーが清潔でゴミがないことを確認してください。
- Wear the ring on your index finger for optimal performance.
- Ensure the ring is worn with the sensors on the palm side of your finger.
6.3 バッテリーの消耗が早い
- Ensure the ring is fully charged (approx. 80 minutes).
- Minimize frequent app usage or constant data syncing, which can consume more power.
- If the issue persists after a year of use, contact Oura support as battery longevity can decrease over time.
7. 仕様
| 特徴 | 詳細 |
|---|---|
| モデル名 | Oura Ring 4 |
| モデル番号 | JZ90-54220-09 |
| ブランド | 大浦 |
| 色 | ブラッシュドシルバー |
| 材料 | チタン |
| オペレーティング·システム | Proprietary (Oura) |
| 接続性 | ブルートゥース |
| 電池のタイプ | リチウムポリマー |
| 平均バッテリー寿命 | 5~8日 |
| バッテリー充電時間 | 80 minutes |
| 耐水性レベル | Water Resistant (up to 100 meters) |
| 測定された指標 | Body Temperature, Menstrual Cycle, Sleep Duration, Stress, Heart Rate, HRV |
| 対応デバイス | Androidデバイス、iOSデバイス |
| 商品の寸法(奥行き x 幅 x 高さ) | 奥行き0.91インチ x 幅0.91インチ x 高さ0.31インチ |
8. 保証情報
The Oura Ring 4 comes with a Standard Warranty. The manufacturer provides a 1-Year Manufacturer Warranty from the date of purchase. Please retain your proof of purchase for warranty claims.
9. カスタマーサポート
For further assistance, technical support, or warranty claims, please contact Oura customer service through the Oura App or visit the official Oura website. Many common issues can be resolved by consulting the in-app help resources or the Oura online knowledge base.





