Appearances
Frequently asked questions
What is Keiichirou Sekine's name in other languages?
Keiichirou Sekine is also known as 関根圭一郎.
How old is Keiichirou Sekine?
Keiichirou Sekine is 30.
Keiichirou Sekine is also known as 関根圭一郎.
Keiichirou Sekine is 30.
関根圭一郎
A good-looking, passive man with serious emotional issues.