Originally Posted by
armagebedar
Akasaka is not known for plentiful laundromats, so unless you want to walk about 15-20 minutes to the nearest one I'd recommend switching hotels or paying for the hotel's laundry service.
Maybe you can get your clothes washed at a soapland -- isn't that what they are for?
It's usually cheaper to buy new underwear than to wash them using a Tokyo hotel's laundry service.