Series & First Appearance
Riku Nanase is a prominent character from the multimedia project Idolish7, which spans anime, manga, and video games. His character first appeared in the Idolish7 mobile game released in 2015, created by BANDAI NAMCO Online. The anime adaptation debuted in the January 2020 season, produced by TROYCA, showcasing Riku’s journey as an idol.
Profile at a Glance
At 18 years old, Riku serves as the center member of the idol group Idolish7. His role is primarily as a protagonist, and he is recognized for his exceptional vocal skills and infectious charisma, making him the emotional heart of the group. Despite his talent, he often struggles with decision-making, relying on the consensus of his fellow group members.
Personality & Motivations
Riku is characterized by his innocence and boundless energy. His cheerful demeanor helps uplift those around him, but he also grapples with indecisiveness, making him heavily dependent on group dynamics. His primary motivation stems from a desire to gain recognition from his older twin brother, Kujou Tenn, who is a member of rival unit TRIGGER. Riku’s dream is to perform on stage alongside Tenn, which signifies both familial reconciliation and personal ambition. He often displays a catchphrase-like enthusiasm during performances, emphasizing his love for singing and the supportive camaraderie of his fellow idols.
Abilities / Powers
Riku’s standout abilities include his extraordinary singing and performing skills. While he has a naturally captivating voice and stage presence, he also exhibits a strong emotional connection with his audience, enhancing the depth of his performances. His respiratory illness is a significant limitation, which has been a hurdle throughout his life, affecting his endurance and requiring him to manage his health closely. As the series progresses, Riku shows growth not only in his musical abilities but also in his emotional resilience and decision-making, gradually gaining confidence as he navigates the idol industry.
Major Story Arcs & Growth
Riku’s journey is central to several pivotal story arcs. Initially, he navigates the challenges of group dynamics and the pressures of being the center of Idolish7. Conflict arises when the past involving his brother Tenn is uncovered, igniting Riku’s desire to prove himself not only as an idol but also as someone worthy of his brother’s acknowledgment. Throughout the series, key turning points occur during auditions and performances, emphasizing his struggle with insecurity and personal growth. His resilience in overcoming his health obstacles and determination to create unforgettable memories with his group form a core part of his narrative arc.
Notable Relationships
Riku’s relationships play a significant role in shaping his character. His bond with his twin brother, Kujou Tenn, is complex; despite the rivalry, it is underscored by a deep family connection. The dynamic between Riku and his fellow Idolish7 members, particularly with Yuki, Iori, and Momo, showcases themes of friendship and shared dreams. His relationship with the TRIGGER unit, especially with Tenn, adds tension and motivation for Riku, fueling his desire to connect with and surpass his brother artistically.
Iconic Moments & Quotes
One memorable moment occurs during Riku’s first major performance in the anime (Episode 1), where his spirited singing captures the audience and fellow idols, displaying his infectious enthusiasm and abilities. Another poignant scene unfolds when Riku confides in Yuki, expressing his feelings of inadequacy in Episode 8. The line, "I just want to sing alongside my brother," deeply resonates with fans, emphasizing both his vulnerability and determination while reinforcing the familial themes central to his character.
Trivia & Behind-the-Scenes
Riku Nanase has garnered significant popularity among fans, frequently ranking highly in character polls associated with the Idolish7 franchise. His character is voiced by the talented Yuuki Kaji in the Japanese version, providing a stirring performance that captures Riku’s spirit. The English voice adaptation features a notable and well-received performance by Chris Sabat, enhancing Riku’s international appeal. Fans appreciate Riku’s design, which reflects his vibrant personality—his casual yet stylish appearance aligns with the idol culture portrayed in the series.
Riku Nanase stands out as an emblematic character who embodies the journey of both personal and artistic growth. His charm, underlined by relationships and aspirations, resonates deeply with audiences, making him a beloved figure in the Idolish7 universe.







