The Courtyard by Marriott Osaka Honmachi is a member of the Marriott chain. An up-market 4 star hotel with an undefined number of rooms spread over an undefined number of floors. Courtyard by Marriott Osaka Honmachi Osaka Photo Gallery Address: 2-3-7 Minami-Honmachi 541-0054 Osaka GPS coordinates: Latitude: 34.682267 Longitude: 135.504989 Check Rates or Make a …