Non (のん) was a participant in the social-media-linked Bishoujo Koshien Vol.31 photo-book competition held from July 24 to 31, 2026. Competing under the X handle @non_061121, she ranked third in both the July 29 interim table and the final results and also won the event’s music-video appearance award. Reliable biographical details beyond the competition record were not found.
Update
Beauty Pageant Vol. 31 Entered Its Final Two Days With Yuki Takada in Front
The July 29 snapshot placed Yuki Takada first and set out the photobook, exhibition and advertising awards still in play before voting closed July 31.