七瀬 陸 (CV. 小野賢章) is a fictional character from the multimedia franchise "アイドリッシュセブン" or "IDOLiSH7," which encompasses a rhythm game, anime series, and various related music albums and singles. Voiced by KenSho Ono, who is a notable Japanese voice actor and singer in his own right, the character 七瀬 陸, also known as Riku Nanase in English, serves as one of the main characters in the IDOLiSH7 narrative, showcasing the story of a group of young men forming an idol group and striving to achieve stardom in the competitive music industry.

KenSho Ono imbues the character with a distinct voice and singing style that has captured the hearts of fans. The recent releases such as "解決ミステリー" (Kaiketsu Mystery), "Wonderful Octave," "SEPTET for...," "フレフレ!青春賛歌" (Fure Fure! Seishun Sanka), and "Fly away!" are musical pieces that highlight 七瀬 陸's journey within the IDOLiSH7 franchise. These songs range from upbeat tunes that mirror the high energy and aspirations of youth to harmonic melodies that reflect the character's growth and the bonds formed between the group members. With a growing fanbase, the music of 七瀬 陸 (CV. 小野賢章) continues to contribute to the success and expansion of the IDOLiSH7 universe.