[1][2] After her debut, she stopped publishing manga and was working as an elementary school teacher.
[3] Her definitive works include Sanban-chō Hagiwara-ya no Bijin and Love Song.
Nishi was inspired by manga artists Fusako Kuramochi and Yoshikazu Yasuhiko.
[3] After completing a draft with pencil, she starts the inking process of her pages using a G pen also for thin lines.
[3] Rachel Thorn described her in the mid-1990s as "one of the most popular and respected artists of her (twenty-something) generation.