Astronomy club and the activities related to it takes an important role in this story.
| Name | Similarity |
|---|---|
| School Science Club President Role | 45% |
| School Science Club Member Role | 42% |
| Stargazing Engages in | 23% |
| Kouhai Role | 22% |
| Senpai Role | 22% |
| Shy Personality | 21% |
| Student Club President Role | 20% |
| Ponytail Hair | 20% |
| Childhood Friend Role | 20% |
| Ahoge Hair | 20% |
| Teasing Engages in | 20% |
| Energetic Personality | 19% |
| Boyfriend Role | 19% |
| Mischievous Personality | 19% |
| Friend Role | 19% |
| Ribbon Hair Tie Clothes | 19% |
| Lazy Personality | 19% |
| Ignorant Personality | 19% |
| Knee-high Socks Clothes | 19% |
| Strange Personality | 19% |