Character from the anime series โLucky Star.โ Due to being born first, she's sometimes referred as older sister to Hiiragi Tsukasa, her twin sister. Hiiragi Kagami, unlike Tsukasa, is an outstanding student. She also reads manga, though she is not an avid otaku like Konata.
She has long purple hair usually drawn up into twintails with ribbons, and tsurime blue eyes.