|He is the reliable person, loved as their brother.|
|Kanji||日向 龍也 (ひゅうが りゅうや)|
|Age (game)||26 (UN☆PS♪/R), 27 (SS), 28 (D/AS)|
|Age (anime)||26 (Season 1), 28 (Season 2)|
|Height||192 cm (6' 4")|
|Weight||85 kg (187 lb)|
|Relatives||Yamato Hyuga (younger brother)
Touma Hyuga (younger brother)
Makoto Hyuga (youngest brother)
|Class||S Class (adviser)|
|Original||appears, not playable|
|Music||does not appear|
|Debut||appears, not playable|
|All Star||appears, playable|
|Music 2||does not appear|
|Seiyuu||Yusa Kouji (遊佐 浩二)|
Ryuya Hyuga (日向 龍也, Hyūga Ryūya) is a teacher at Saotome Academy. In addition to being S Class' adviser, he also a board member at Shining Entertainment. He became famous through a lead role on a TV show. He always pushes his students to do better. He is also Syo Kurusu's idol. He is voiced by Kouji Yusa (遊佐 浩二, Yusa Kouji).
He has a very tall and muscular build. He has orange hair and blue eyes. He is often seen wearing a white polo with black pants and a jacket. He also wears a necktie that is white and blue.
He seems to be a very strict person who dislikes people who are not serious about their jobs.
He is a very strict teacher, getting angry at Ren Jinguji when he did not hand in his homework on time. He is also friends with Ringo Tsukimiya. He seems to dislike people that don't put effort into what they are doing. After the debut of ST☆RISH, he seems to admire all of them for their hard work and determination. He has a TV drama called "Prince of Fighting" and a movie called "Prince of Precipices," both of which he is the main protagonist.
It is revealed that he was a senior towards QUARTET NIGHT, specifically Reiji Kotobuki.
See here: Hyuga Ryuya/Game.
See here: Hyuga Ryuya/Anime.
See here: Hyuga Ryuya/Manga.
See here: Hyuga Ryuya/Relationships.
See here: Hyuga Ryuya/Gallery.