OBP (Osaka Business Park) is Osaka's new urban center, home to offices of major companies such as Yomiuri TV, Sumitomo Life Insurance, KDDI, Tokio Marine & Nichido Fire Insurance, Fujitsu, and NEC. The 26-hectare site is home to office buildings such as TWIN21 and IMP (International Market Place), as well as cultural event-related facilities such as Osaka Castle Hall, the largest in western Japan, and Izumi Hall, a classical music hall, as well as shopping and sports facilities and hotels. The nearest station is a short walk from Osaka Business Park Station on Osaka Metro Nagahori Tsurumi-ryokuchi Line.