Riko Nagase (長瀬 梨子 Nagase Riko) is a supporting character in the Hibike! Euphonium series. She is a second year student who plays the tuba and she is charge of the tubas in the Kitauji High School Concert Band.
Riko is a young teenage-girl below average height and slightly above average weight with dark brown hair that is styled in two low buns, brown eyes and she has relatively thick dark eyebrows.
She wears the standard Kitauji High School uniform for second years.
Riko is a polite, soft-spoken and friendly girl who respects everyone in the school. However, she can also be serious at times.
- The name Riko means "pear" (梨) (ri) and "child" (子) (ko).
- Riko's surname Nagase means "long, chief, boss" (長) (naga) and "swift current, rapids" (瀬) (se).
- Riko is in a relationship with Takuya Gotou, although she doesn't want to publicize it.
|Kitauji High School Concert Band during Kumiko Oumae's first year|
|Note: Section leaders are shown in bold text
1Rejoined the band
2Left the band
3Also in charge of the Tuba and Double Bass sections
|Kitauji High School Concert Band during Kumiko Oumae's second year|
|Note: Section leaders are shown in bold text|