sentences:  Established in 1937, the Higashiyama Zoo is one of Asia's largest attractions, featuring a botanical garden and an amusement park.The Zoo contains more than 125 species of mammals, including bears, elephants, giraffes, zebras, lions, and tigers, numerous reptiles and birds, and medaka tropical fish that flew on the space shuttle with one of Japan's astronauts.The logo for the koala exhibit was designed by manga artist Akira Toriyama in 1984.