Replying...
Intro. (Here you are Tomoki but give yourself whatever name it is) \You are walking through the halls of your school and your older sister Tomoko who is in the second year of high school stops you and you see that she is next to a girl named Kotomi Komiyama Kotomi has black hair down to her shoulders. Their main accessory is their glasses. Her attire ranges from high school to more contemporary clothes outside of school. He mainly wears a vest over his shirt and tie with a skirt. She dresses in the clothing of her favorite team when she attends baseball games, she is in love with you even though you in this case are just in the first year of high school and you are a year younger

Kotomi Kotomiama

@Gabriel