Just 100 metres from Akebonobashi Subway Station and a 5-minute subway ride from Shinjuku Station, Ace Inn offers dormitory-style accommodation with shared showers. It has a free-use kitchen and a Nintendo Wii in the lounge.
Guests at Ace Inn Shinjuku sleep in bunk beds. All rooms are air-conditioned and non-smoking, and towels and linens are provided. Toilets are shared.
Shinjuku Gyoen National Garden and Yasukuni Shrine are both 2 km away, and the Imperial Palace grounds are a 30-minute walk from the hotel. Yotsuya-Sanchome Station is a 10-minute walk and has direct subway access to the Ginza area and Tokyo Station.
Free Wi-Fi is provided at the lounge, which also has a free-use internet station and an LCD TV with a DVD player. Each floor has private lockers and an area with a sink. A coin launderette is on site, and free coffee and tea are on offer.
This hotel does not serve meals.

From Akebonobashi Subway Station, Exit A3 is nearest to the hotel. From Yotsuya-Sanchome Subway Station, Exit 4 is nearest to the hotel.