4406
I think there is a lot of issues that Japan is starting to question , how do they adapt , how do they change , how do they preserve what is good about their society while making these changes to be more competitive with what ' s happening throughout the rest of the world .
 Japan, they, they, they, their, their society, I, the rest of the world, the world
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: geographical social political, organization, person, location, facility, vehicle, weapon 
Text: {0} 
Answer:
 Japan, they, they, they, their, their society, I, the rest of the world, the world