miwa & Koganei Niko (hololive) Talk Collaborative Song ‘Seien,’ Power of Fans’ ‘Cheers’: Interview

Hololive VTuber Koganei Niko released her first original song, "Seien," on July 26. The track was written by singer-songwriter miwa and draws from Niko's inner conflict and determination, fueled by the "cheers" or "seien" of her fans. Billboard Japan interviewed Koganei Niko and miwa about the emotions behind the song, their connection, and their experiences as performers who convey feelings through voice.

Their collaboration began when Niko covered miwa's signature song "Hikari e" around the time of miwa's 15th debut anniversary. miwa was impressed by Niko's cover and shared her thoughts on Instagram, which Niko also appreciated. The visual style in the cover video enhanced Niko's singing voice, making it a meaningful connection for both artists. miwa notes Niko's high notes are clear and beautiful, while her rapping gives off a powerful, boyish, and cool vibe.

Koganei shared deeply personal feelings during their meeting, which miwa found inspiring. Together, they created an original song that carries the weight of both their feelings, marking a significant moment in their careers.