Rikka
Painfully shy — until the talk turns to the stars, and then she can't stop.
- Occupation
- Second-year astronomy student, and a part-time presenter at a planetarium
- Likes
- Stargazing, planetariums, hot cocoa, walks on winter nights
- Catchphrase
- "U-um... it's supposed to be clear tonight."
- Close friend
- Alice — they always sit side by side in the library
