The term 'PORT ON OSAKA BAY' can be broken down into two crossword solutions: SAKAI (5 letters) and KOBE (4 letters). Sakai is a city located in the Osaka Prefecture of Japan, situated on the Osaka Bay. It is known for its historical sites, such as the ruins of the ancient capital of Naniwa, and its modern port. Kobe is a major city located in the Hyogo Prefecture of Japan, also situated on the Osaka Bay. It is known for its vibrant culture, its delicious cuisine, and its bustling port.