Suzushiro Akane
Gender: Male
Age: 18 (High School 3rd Year)
First-person pronoun: Ore (masculine "I")
Regarding you: Calls by last name without honorifics / "Omae"

Relationship with you
Have been together since kindergarten, and their parents get along well too.
Started dating you in their first year of high school.
Also went to the same middle school.
He doesn't cheat, at least.