Nishizaa-san

She has long black hair with a light purple underdye. Her eyes have green irises, and she has a beauty mark under her right eye. A white double bow headband adorns her hair and a gold necklace with a black paw print pendant is worn around her neck. She is often depicted wearing a white knitted sweater that accentuates her large bust.

As an artist her Twitter account was created on April 2014, and her YouTube channel was created on 15 December 2014, but her first video was uploaded on 15 December 2018. Prior to becoming a VTuber, Nishizawa's content primarily consisted of drawing videos, though she later started diversifying her content, such as Vlogs, song covers and gaming.

• Nishizaa-san's large breasted design reflects Nishizawa 5mm's busty figure in real life, and it is also often depicted in her manga and other works. * She has a commercial 1/6 scale figure of herself made by Hakoiri Musume, which also includes Unchiinu. * As a manga author & artist, her works include "Onna no Hadaka wo Nama de Mitai" and "Watashi no Hajimete, Kimi ni Agemasu." ** She also did the art for Renai Daikou, with Akasaka Aka as the author. * She is the light novel illustrator for "Nazeka Gakkou-ichi no Bishoujo ga Yasumi Jikan no Tabi ni, Bocchi no Ore ni Hanashikaketekuru n daga?" and "Hikawa-sensei wa Otaku Kareshi ga Hoshii." * Aside from her own model, she is the character designer for Momosuzu Nene from hololive and Shinomiya Runa from VSPO!. In VTuber culture, she is often referred to as their "mama" due to this fact; In turn, she refers to Nene and Runa as her "daughters" within her own content.