|Age||Early 20's, possibly 19|
|Relationship Status||Possibly Crushing|
|Voice Actress||Satomi Akesaka|
Matsuri Hīragi is a minor character in the series Lucky Star. The middle daughter of the Hiiragi children, who's also a shrine maiden. Matsuri is hot headed and takes things too seriously, similar to Kagami. She also appears to be lazy and only does things when she feels like it. Matsuri appears to put things somewhat bluntly, at least with grades. She tends to be less dependable than Inori when helping their younger twin sisters with school work.
- After taking a bath, she urged Tsukasa to take a sniff of her.
- As soon as she heard that Tsukasa had made a cake, she embraced her while trying a slice of it, then admired the cake's taste.