A second-year student part of A-TEC. Aki is in charge of engine maintenance, often working along side Kaito who she admires. She is a workaholic who doesn't hesitate to work overtime and pull all-nighters.

A romantic comedy set in a near-futuristic world about the troubles and tribulations of high schoolers on salary. With aims to one day reach out into the stars, humanity has colonized all the planets of the solar system. This story of young high school hopefuls is set in Fourth Tokyo in a Japanese Martian prefecture. Iris Shirasaki is a third year student/aspiring test pilot. Mizuki Sera is her peer/mechanic and Mizuki's brother Kaito is their homeroom teacher and the young director of the program developing their talents.<br>
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(Source: Crunchyroll)

**Height:** 158 cm

[Official Website](http://www.natsukawashiina.jp/) | [Twitter](https://twitter.com/Natsukawa_Staff) | [YouTube](https://www.youtube.com/channel/UCSdVtmKcfuKTJ1C209-VnLA)

She's part of [TrySail](https://anilist.co/staff/144938/) along with [Momo Asakura](https://anilist.co/staff/118479/) and [Sora Amamiya](https://anilist.co/staff/116517/).

Unaired episode included with the third Blu-ray and DVD volume.

Aki Kaminagaya