|Hair||Sidehair, Spiky Bangs, Waist Length+, Wavy, White|
|Body||Big Breast Sizes, Pale, Slim, Teen|
|Clothes||Ankle Socks, Choker, Hairpin, Pendant Earrings, Shirt, Short Shorts|
|Personality||Cheerful, Energetic, Friendly, Honest, Otaku, Watashi|
|Role||Daughter, Eleventh Grader, Finnish, Foreign Exchange Student, Friend, Living Alone, Multilingual, School Music Club President, Senpai, Violist|
|Visual novels||Main character - Toriko no Shirabe -Refrain- Chouritsu Sareru Otome-tachi to Onna Kyoushi|
|Voiced by||Fujino Murasaki|
A second-year student who is the vice-president of the string orchestra club at the academy, and an exchange student from Finland. A very energetic, carefree and friendly girl who can easily become friends with anyone and has lots of friends. She quickly blends into the Japanese way of living and culture after transferring. Aina tends to be stubborn about the things she believes in and when she thinks she's right, but will also apologize if she's wrong instead.