Introduction
Thank you for purchasing the IRIS OHYAMA Futon Dryer FK-W2-W and Clothes Drying Bag FK-CDBM. This manual provides essential information for the safe and efficient use of your product. Please read it thoroughly before use and keep it for future reference.

IRIS OHYAMA Futon Dryer FK-W2-W with twin nozzles extending into a futon, demonstrating its use for warming and mite removal. The image highlights its compact design and effectiveness.
Safety Information
- Always use the product with a power supply of AC100V (50/60Hz).
- Do not block the air intake or outlet during operation.
- Keep the product away from water or excessive moisture.
- Ensure the power cord is not damaged or pinched.
- Do not disassemble or modify the product. Contact customer support for repairs.
- The product is equipped with safety devices including a temperature sensor, thermostat, and thermal fuse to prevent overheating.
Setup
- Unpacking: Carefully remove the futon dryer and clothes drying bag from the packaging. Check for any damage.
- Placement: Place the futon dryer on a stable, flat surface. Ensure there is adequate space around the unit for proper ventilation.
- Power Connection: Plug the power cord into a standard AC100V (50/60Hz) outlet.
- Hose Extension: Extend the twin nozzles from the unit. For futon drying, position the nozzles between the futon and mattress. For shoe drying, attach the shoe drying attachments to the nozzles.
- Clothes Drying Bag Setup: Hang the clothes drying bag in a suitable location. Place clothes inside the bag. Insert one of the futon dryer's nozzles into the designated opening of the clothes drying bag.

Close-up of the IRIS OHYAMA Futon Dryer FK-W2-W control panel and wood-grain handle. The flat panel design and simple buttons for temperature, time, warming, and automatic modes are visible, indicating ease of operation. The wood-grain handle adds to its aesthetic appeal, blending with home interiors.

Detailed view of the futon dryer's twin nozzles with side flaps. The flaps, approximately 14.5 cm in height, are designed to enhance stability and create a larger space within the futon, ensuring warm air reaches every corner for efficient drying and warming.
Operating Instructions
Futon Drying/Warming
- Position the twin nozzles into your futon.
- Select the desired mode using the control panel:
- Warm-up Mode: 20 minutes of high-temperature air for quick warming. Recommended before sleep.
- Winter Mode: 60 minutes of high-temperature air to make futons warm and fluffy.
- Summer Mode: 60 minutes of high-temperature air followed by 20 minutes of cool air for a refreshing finish.
- Mite Mode: 100 minutes of high-temperature air (approx. 50°C) to help eliminate mites.
- Alternatively, use the manual timer settings: 15, 30, 45, 60, 75, 90, 120, or 180 minutes.
- Press the start button. The unit will automatically shut off after the set time.
- Warming Mode: During automatic operation, press the warming button to maintain a comfortable temperature for up to 2 hours after the drying cycle ends. (Note: Warming mode cannot be set during Summer or Mite modes).
Shoe Drying
- Attach the two shoe drying attachments to the nozzles.
- Insert shoes onto the attachments. Two pairs can be dried simultaneously.
- Select a suitable drying time. For heat-sensitive materials like genuine leather or vinyl, use the cool air mode.
- Press the start button.
Clothes Drying with Drying Bag
- Place clothes inside the clothes drying bag and hang it.
- Insert one futon dryer nozzle into the bag's opening.
- Select a drying time. Drying time varies depending on the type and amount of clothing, as well as room humidity. Observe the drying progress and adjust temperature and time as needed.
- Press the start button.

Illustration of the futon dryer's two main functions: a warming mode for comfortable sleep and a convenient 2-way shoe drying function. The warming mode can run for up to 2 hours, maintaining an optimal temperature. The shoe drying attachment allows simultaneous drying of two pairs of shoes, suitable for sneakers, boots, and leather shoes (using cool air for heat-sensitive materials).

Overview of the four automatic drying modes: Warm-up mode (20 min high heat for quick warming), Winter mode (60 min high heat for warm, fluffy futons), Summer mode (60 min high heat + 20 min cool air for refreshing futons), and Mite mode (100 min high heat at approx. 50°C to combat mites). This section emphasizes year-round usability.

The IRIS OHYAMA Clothes Drying Bag FK-CDB-M, designed for use with the Kararie futon dryer. The image shows the bag hanging, ready to enclose clothes for speed drying. It highlights the bag's compatibility and efficiency in drying approximately 1kg of laundry.

The clothes drying bag in use, with warm air from the futon dryer circulating inside to dry clothes quickly. The text indicates that the drying time may vary based on the clothes' wetness, type, material, and room humidity. It suggests efficient drying in about 120 minutes for 1kg of laundry.

Demonstration of the clothes drying bag's utility for indoor drying in various conditions: during pollen season, rainy season, and cold seasons. It emphasizes that clothes can be dried thoroughly and comfortably indoors year-round, regardless of external weather.
Maintenance
- Cleaning the Main Unit: Wipe the exterior of the futon dryer with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Cleaning Air Vents: Periodically check and clean the air intake and outlet vents to ensure they are free from dust and lint. Use a soft brush or vacuum cleaner.
- Storage: When not in use, fold the hoses and store the unit in a cool, dry place away from direct sunlight.
- Clothes Drying Bag: The clothes drying bag can be wiped clean with a damp cloth. Ensure it is completely dry before storing.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on. | No power supply. | Check if the power cord is securely plugged into the outlet. Ensure the outlet is functional. |
| No air or weak airflow. | Air vents are blocked. | Check and clear any obstructions from the air intake and outlet vents. |
| Unit stops unexpectedly. | Overheating protection activated. | Unplug the unit and allow it to cool down for at least 30 minutes. Check for blocked vents before restarting. |
| Drying takes too long. | Incorrect mode/time setting, excessive load, or high room humidity. | Adjust the drying mode and time. Reduce the amount of items being dried. Ensure the room is adequately ventilated. |
Specifications
| Feature | Detail |
|---|---|
| Model Number | FK-W2-W |
| Color | Wood Grain White |
| Product Dimensions (Hose Folded) | Approx. 16.6 cm (W) × 19.6 cm (D) × 32 cm (H) |
| Product Weight | Approx. 2.4 kg |
| Power Supply | AC100V (50/60Hz common) |
| Power Consumption (High Temp Air) | 760W |
| Timer Settings | 15, 30, 45, 60, 75, 90, 120, 180 minutes |
| Cord Length | Approx. 1.9 m |
| Safety Devices | Temperature sensor, Thermostat, Thermal fuse |
| Main Materials | ABS resin, Polypropylene |
| Included Accessories | Shoe drying attachment × 2, Clothes drying bag |
| Clothes Drying Bag Dimensions | Approx. 17 cm (W) × 2.5 cm (D) × 25 cm (H) |
| Clothes Drying Bag Weight | Approx. 78 g |
Warranty and Support
This product comes with a standard manufacturer's warranty. Please refer to the warranty card included in the original packaging for specific terms and conditions, including the warranty period and coverage details.
For technical support, troubleshooting assistance, or warranty claims, please contact IRIS OHYAMA customer service. Contact information can typically be found on the product packaging or on the official IRIS OHYAMA website.
When contacting support, please have your product model number (FK-W2-W) and purchase date ready.