PLAY Fate/Grand Order or F/GO , アイドルマスター シンデレラガールズ スターライトステージ or Deresute , etc on iPhone
FIRST, Sign Out your Apple ID in App Store from your iOS , this is HOW to:
1. Open App Store.
2. Scroll to the bottom until it says "Apple ID: [ur email adress]" then click.
3. Choose "Sign Out".
SECOND, change setting Language & Region in your iOS, this is HOW to:
1. Open Settings.
2. Choose General.
3. Choose Language & Region.
4. Choose Region.
5. Change to Japan. Then click Done then Continue wait until Region changed to Japan.
THIRD, make new Apple ID account Regional Japan via Apple ID website, how:
(you could do step 1-4 in your PC)
1. Open https://appleid.apple.com/.
2. Choose Create Your Apple ID.
3. Input your email,password,name,birthday and don't forget to choose Japan in country option. Continue.4. Open your email then Verify.
5. Open Apple Store, scroll to the bottom and then Sign In (Fill with your new Apple ID)
6. Choose Review
7. Choose 'None' in Billing Information. Then fill all the field with your japan address. (could be your Japanese friend or don't do fake address lol )
8. then Done
LAST , your App Store is already changed to japan region, just download your Japanese game that isn't available in your region previously.