The Science Club's president. She secretly has feelings for Tanaka.

The story centers on Ueno, a genius inventor who is in the third grade at her junior high school. She also serves as the head of the school's science club and secretly falls in love with one of its members, second grade student Tanaka. Using her eccentric inventions, Ueno tries to confess her love to him indirectly. But her attempts always end in failure.<br><br>

(Source: Crunchyroll)

[Website](https://yu-serizawa.com/) | [Profile (81 Produce)](https://www.81produce.co.jp/actor_search/index.php/item?id=229) | [Profile (i☆Ris)](https://iris.dive2ent.com/profile/member.php?id=1000226) | [Twitter](https://twitter.com/@iRis_s_yu) | [Instagram](https://www.instagram.com/seriko_is_no.1/) | [Wiki (en)](https://en.wikipedia.org/wiki/Yu_Serizawa) | [Wiki (jp)](https://ja.wikipedia.org/wiki/芹澤優)

Yuu Serizawa is a voice actress and member of the anisong and idol unit [i☆Ris](https://anilist.co/staff/131442), signed to DIVE II Entertainment, a sub-label of Avex Entertainment. She is associated with the color blue in the unit.

**Non-anime roles:**
• Nina - Memento Mori (VG)
• Bay - NIKKE: Goddess of Victory (VG)
• Nicole - Zenless Zone Zero (VG)
• Gentildonna - Uma Musume: Pretty Derby (VG)
• Asakura Karen - Heaven Burns Red (VG)

The story centers on Ueno, a genius inventor who is in the third grade at her junior high school. She also serves as the head of the school's science club and secretly falls in love with one of its members, second grade student Tanaka. Using her eccentric inventions, Ueno tries to confess her love to him indirectly. But her attempt always ends in failure.<br><br>
(Source: Crunchyroll)

Anthologies included with the special editions of Ueno-san wa Bukiyou.