If early check-in is not possible, only a suitcase can be deposited at the reception. Hotel near station west exit rooms. But if you take a bus from Haneda, get off at East Exit, go to West Exit, clean hotel, complete Amneties (shower cap bring yourself), there is a hair dryer, for the microwave and coffee maker in the lobby, nice rooms everywhere, if you go to the city around 30 minutes. there are daiso and don qui jote, where to eat too many.