Yashiro Nene is a 15-year-old first-year high school student at Kamome Gakuen, where she's been since middle school. She's friends with Akane Aoi and has gardening experience from her time in the gardening club. She enjoys cooking and sewing. Nene has cream-colored, waist-length hair that fades to seafoam green at the ends and wears two horn-like hair accessories. After a supernatural event, she has the ability to transform into a fish when fully submerged in water. A contract helps her maintain her human form.