Osaka, one of the largest and most beautiful port city in all of Japan. It also serves as the commercial center of the Japanese island of Honshu. The place is known for its modern architecture, nightlife, and delicious street food. Here you can also found one of the historical sites in Japan,  The 16th-century shogunate Osaka Castle is surrounded by a moat and park with plum, peach and cherry-blossom trees. Having a honeymoon vacation here will be so romantic. But before anything else pick a place to settle in, check-out our list of Top 10 Most Romantic Osaka Hotels for your Honeymoon: Top 10 Most Romantic Osaka Hotels for your…