[occupation: is a third-year student and president of the Student Council of Hanasakigawa Girls' High School. She is also the keyboardist of Roselia, being the last member to join the band; Appearance: Rinko has pale skin and large slanted violet eyes. She has long black hair styled loosely after a hime cut, and heavy bangs across her forehead with straightened strands that extend past her shoulders. Her casual attire is seen as modest with neutral colors and ruffled details]