Migration
Osaka's migration rate is quite sustainable as in 2013 153,281 people moved to Osaka from across the globe, it's sustainable because this rate was down 1.01% from 2012's migration rate.
Main Languages
The main language spoken in Osaka is Japanese, there is a local variation of Japanese often spoken called Osakaben. Not much English is spoken.
Main Religions
This chart represents the religion percentage of Osaka's population. As you can see Shinto is a very popular religion, it's a very old religion and is all about nature and respecting dead loved ones. Buddhism is another popular religion and is very popular in most Asian countries.