Love Love Angel

Love Love Angel is a mobile otome game in Japan (why must Japan only TAT)
The characters are based on the countries. (similar to Hetalia but this game have more characters, maybe?)
Website's banner :

Name of the characters above :
1. Los Angeles ( Oscar Rockwell )

2. Russia ( Arios )

3. England ( Francis Walton )

4. Australia ( Marcel Sarhan ) 

5. Greece ( Heuye Balsta )