Osaka/Bay Area is in Osaka city.
The Bay Area of Osaka has recently developed into a place of large-scale facilities for shopping and entertainment, and has became popular among young people in particular.
Maritime Museum, 2-5-20, Nanko-kita, Suminoe-ku (15 minute walk from Cosmosquare Station on the Chuo Line and New Tram Nanko Port Town Line), ☎ +81 06 4703-2900. Tu-Su 10AM-5PM, closed around New Years and periodically for maintenance. Built in the sea near the shore (one has to walk through an undersea corridor from the ticket office area to the museum) around the real life size replica of a single mast ship from the Edo period. Unfortunately this place has now closed effective from 10th March 2013.¥600. edit
Osaka Aquarium KAIYUKAN (海遊館), 1-1-10 Kaigan-dori Minato-ku (5 minutes walk from Osakako (Osaka Port) station on Osaka municipal subway Chuo Line or Techno Port Line.), ☎ +81 (0)6-6576-5501 (email@example.com), . 10AM-8PM(Last admission is 7PM). This is one of the world's largest aquariums, with 11,000 tons of water and plenty of sharks (including a whale shark), dolphins, otters, seals, and other sea creatures. The largest tank, representing the Pacific Ocean with 5,400 tons is nothing but overwhelming. On the weekend, musicians and street performers offer additional entertainment to people outside the aquarium.Admission: ¥2000 adults (16 and over, High school), ¥900 child (7-15, Elementary school and Junior high-school),Infant (4-6) ¥400. edit
Universal Studios Japan
Universal Studios Japan, (At Universal-City Station on the JR Yumesaki Line, 10 minutes from Osaka.), . Japan's second-largest theme park. Expect much Japanese dubbing over your favorite characters and movies. (If you are coming here on a side trip from Tokyo Disney Resort, see that article's Get out section for information on how to get here and return to Tokyo that same day.)One-day ticket for adults ¥6200, children ¥4100. edit
Maishima Pottery Village (舞洲陶芸館), 2-2-98 Hokuko-Ryokuchi Konohana-ku. Maishima Pottery Village opened in Osaka’s manmade island in 1998 for the education and promotion of naniwazuyaki, made from the vast amounts of unwanted marine clay which resulted from the construction of Kansai International Airport. The main building has studios with electric and momentum potter’s wheels, rooms for preparing clay and glazes, a gallery, a noborigama climbing kiln and an anagama tunnel kiln. There are also studios for visitors to experience hand-building and painting. 1-day Workshop for hand forming ¥500-¥3500. Additional charge for shipping your work. Booking required.. edit
Osaka Takoyaki Museum, 6-2-61 Shimaya Konohana-ku (1 minutes walk from JR Universal City Sta.), . Visitors can sample fare from five leading takoyaki shops that Osakans, famously particular about their takoyaki, unreservedly recommend. Admission free, Octopus dumpling ball available for sale at 5 stores. edit
Hyatt Regency Osaka, 1-13-11 Nanko-Kita, Suminoe-Ku (in Osaka's new business district), ☎ +81 6-6612-1234 (firstname.lastname@example.org), . A hotel opposite the World Trade Center and one of the higher end hotels in the area. This hotel is an official hotel for the Universal Studios Japan and one of the most expensive hotels in the city. A bit far away from the city center with no direct subway line. Houses a chapel on its grounds too. Some airline crews use this one.edit