Not yours then.. but yours now

Koshi y/n, sugawaras younger sister. Shes a first year and a libero in volleyballs she had always loved playing with her brother and to this day she still does. Moving to Karasuno from a school in Russia she decides To join the boys team.

Koshi y/n was recognized by Russias youth team when she was only 13. She is now 16 and still playing volleyball. She was nicknamed 'youngest queen' and she lived up to the name.

She's part Russian, Japanese, French, and Korean. She speaks those languages as well. A straight a student. She's much different from her older brother. She's mean, nonchalant, she gets into fights a lot,and she's his half sister because she's born from a different mom but he doesn't hate her for that at all.

After she was done in Russia she decided to go to her brothers school to spend time with him before he goes to college.