How to Use Coin Laundry in Japan: Detergent, Drying and Payment
Washing clothes during a Japan trip? Check care labels and the machine's course first. Use the quick reference for detergent, payment and clothes that stay damp.

Use this guide to wash and dry everyday clothes yourself in a hotel laundry room or a local laundromat. First ask your accommodation about machines and access hours. Otherwise, search a map for ‘コインランドリー’ or ‘coin laundry’. Check the shop's official information and posted instructions for hours, machines and payment. Prices and controls are not uniform across Japan.
Check before paying — every load
- Read each garment's care label. Check machine washing and tumble drying separately.
- Check the machine and course: wash only or wash + dry? Also check capacity, detergent and accepted payment.
- Compare the finish time with closing time, checkout and your next journey. Leave room for extra drying and queues.
Reopen this checklist and machine guide before your next load. Save it to return through Saved guides in the same browser. Saving does not store the article offline or sync it between devices.
Machine and sign quick reference
| Japanese on the machine | What to check |
|---|---|
| 洗濯乾燥機 | A combined washer-dryer. Select a wash + dry course. It may also offer wash-only courses, so the machine name alone is not enough. |
| 洗濯機 | Wash only. Transfer clothes to a separate dryer and pay separately. Check whether a dryer is available too. |
| 乾燥機 | Dry only. Use for clothes already washed and spun. For stacked dryers, pay for the same upper or lower drum that holds your clothes. |
| 洗剤自動投入 | Detergent is dispensed automatically. Do not add your own without instructions. Follow the machine's guidance for softener settings. |
| 両替機 | A change machine. Check which notes and coins it accepts. Some shops do not have one. |
What to bring and prepare
- Machine-washable clothes and a bag to take them back. Empty pockets and separate items that could bleed colour.
- Payment accepted by that machine. Do not assume it only takes ¥100 coins, or that a change machine or IC-card payment is available.
- A way to note the machine number and finish time. If it says 洗剤自動投入, detergent is automatic: do not add more. Ask staff before starting if unclear. If detergent is not automatic, check where to get it, how much to use and where to add it in the posted instructions or with staff.
From loading to packing
- 1
Check an empty drum for forgotten items or dirt. If using a drum-cleaning cycle, do it before loading clothes; follow that machine's instructions for when to pay.
- 2
Load within the chosen course's limit and close the door without trapping clothes. Washing and drying capacities may differ: follow the limit for your course.
- 3
Recheck the course, machine number and price. Select, pay and start in the order shown. Some machines start automatically once paid.
- 4
Check that the machine actually starts and read the remaining time. Note its number and finish time, and return promptly. Take valuables with you.
- 5
After a wash-only cycle, move tumble-dryable items to a dryer and pay. Keep items marked ‘do not tumble dry’ out; ask your accommodation where you may air-dry them.
- 6
Check the end display and that the door opens safely, then collect your clothes. Feel thicker areas for dampness and use the completion check below before packing.
Use the price and time on this machine
Operator example: WASH House lists a 7 kg washer at ¥300–500 for about 30–40 minutes. A 14 kg dryer costs ¥100 for 7–10 minutes. Washing and drying are charged separately; that drying payment and time do not guarantee a fully dry load.
These are not nationwide rates. WASH House also varies by shop, time and promotion. Check the local total before starting, and allow for extra drying, cooling and waiting.
WASH HouseIf something goes wrong
- Coins come back or payment fails
- Check accepted coins and whether a course must be selected. If you cannot get change, ask staff or try another shop. If already charged or coins are jammed, stop paying repeatedly and use the posted support contact.
- Paid but not running, or paid the wrong machine
- Note the shop, machine number, amount and displayed message, then contact the posted support service. If you cannot call or communicate in Japanese, show the card below to hotel staff or another helper and ask for help contacting support. Refunds are the operator's decision.
- Finish time passed but the door is locked
- Do not force the door. At Baluko, ‘cd’ means cooling down. For other displays, read the machine's instructions; contact posted support for an error or stopped cycle.
- Clothes are damp, or every machine is occupied
- Only if tumble drying is allowed, reduce crowding and add drying according to the machine's instructions. Extension steps also depend on payment method. If time is short, ask your accommodation about air-drying space. For occupied machines, wait or find another shop; do not remove others' clothes without permission.
Before taking clothes back
- The selected course has ended. If it was wash only, check that drying is also dealt with.
- Seams and waistbands are dry. Let clothes cool before putting them in your bag.
- No socks or other items remain in the drum, around the door or on the folding surface.
Limits and exceptions
- A crossed-out square containing a circle means do not tumble dry. Follow other temperature and washing restrictions on the care label too. If unsure, do not put the garment in the machine.
- This guide covers everyday clothing. Shoes, leather, delicates and unusual stains need their own checks against shop rules. If needed, ask your accommodation about professional cleaning and the return date.
- Hotel laundry rooms may be for guests only. Do not assume 24-hour access, cashless payment or foreign-language support; check with each facility.
Plan your next step
Official sources checked:
Official sources and matching conditions, figures and exceptions across six languages were checked. No first-hand trial, interviews, expert review or native-language proofreading was conducted.
Useful Japanese phrases
Check the course
洗濯と乾燥を両方したいです。どのコースですか?
Sentaku to kansō o ryōhō shitai desu. Dono kōsu desu ka?
I want to wash and dry my clothes. Which course should I use?
Check detergent
この機械は洗剤が自動で入りますか?
Kono kikai wa senzai ga jidō de hairimasu ka?
Does this machine add detergent automatically?
Ask for help with a stopped machine
料金を払いましたが、機械が動きません。問い合わせ先への連絡を手伝っていただけますか?
Ryōkin o haraimashita ga, kikai ga ugokimasen. Toiawasesaki e no renraku o tetsudatte itadakemasu ka?
I paid, but the machine is not running. Could you help me contact support?
Official sources
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