|Kanji Name||塚原 響|
|Romaji Name||Tsukahara Hibiki|
|Age|| 18 (Amagami SS)
19 (Episode 20/Rihoko Sakurai arc Part 4 and Amagami SS Plus) 28 (Episode 4/Haruka Morishima Arc Part 4)
|Date of Birth||November 1st|
|Manga Debut||Chapter 1|
|Anime Debut||Episode 1|
Hibiki Tsukahara (塚原 響, Tsukahara Hibiki) is a student of class 3-A along with Haruka Morishima and is her best friend. Hibiki is also captain of the girl's swimming team and Ai's senior. She tends to berate Haruka's playful nature.
She has black hair and brown eyes and wears her hair in a ponytail. She wears their formal school uniform, but she is also seen wearing a swimsuit as part of the swimming team.