💡 Due to the phonetic similarity of many Japanese names, Shiori Niina is often confused with other performers. She is distinct from:
A voice actress known for Love Live! Hasunosora . Niki Niina: A pink-coded idol from the group Lycoris . shiori niina
A fictional character from the anime Steins;Gate . If you would like to know more, I can provide: A discography of her current group, Non-Fiction Details on her former modeling work as Kato Kaori 💡 Due to the phonetic similarity of many
At the time of joining Non-Fiction in June 2025, she was 17 years old , making her the youngest member of the group at that time. Niki Niina: A pink-coded idol from the group Lycoris
Known for her presence as a "new generation" talent within the HEROINES ecosystem, she contributes to the high-energy, performance-heavy style typical of Non-Fiction's discography.
A guide to the idol collective and its member units
She officially joined the group Non-Fiction on June 12, 2025. She is also a member of the combined idol collective HEROINES , which features several prominent underground and "chika" idol units.