The two campuses of OIDAI lie in the suburb of Ibaraki City, Osaka. The city of Ibaraki, with a population of around 283,200 (as of 2020), is located between Japan's third largest business metropolis of Osaka and the ancient capital of Kyoto. It is located near to the Expo’70 Commemorative Park. It was built on the site of the Japan World Exposition 1970. This huge park with many different kinds of gardens, such as traditional Japanese botanical gardens and Zen gardens, as well as museums such as the National Museum of Ethnology.

The Kansai region has three distinct cities, each with its own unique features. Osaka, Western Japan’s largest city, is a center of the Japanese economy, along with Tokyo. Ancient Japanese Buddhist temples and Shinto shrines can still be found in great numbers in Kyoto. There are many important cultural assets in both cities, and it is highly recommended you visit both to deepen your understanding of Japan’s history and ancient culture. The port city of Kobe has had thriving international exchanges for over one hundred years and you can see many old buildings influenced by Western culture.