Best way to rent a short term apartment in hiroshima

There seems to be lots on money/admin charges ect for renting an apartment and also japanese would i better off just getting a hotel? for 3 months seems crazy and i dont like hotels as there is usually no cooking facilities so i have to eat ourt all the time adding to the expense

YOU  can stay in  albergues , or  shared Rooms..
tyr  the  Sakura House  in Shinjuku Office    the   inside of  web page of sakura house you can see they have  all inside of aprtment and  its    Chepaer than Hotel  you gonna pay  pay35 japanese yen a Montly............good luck.
just  write in  Yahoo Japan webiste  ......... shared rooms in JApan or  in  Tokyo   has many agency
all Offer great  Services

You can also look at Airbnb which is a good option