Also known as: 付き人の重音テト, 付き人重音テト, 付き人テト
UTAUloid Kasane Teto as an assistant to Bishoujo Detective Zundamon. She wears a dress by the girls' fashion store Amavel which bears a striking resemblance to her Synthesizer V outfit.
On October 15th, 2024, Amavel posted a tweet of two dresses:
- The two dresses by Amavel
Vocaloid producer Fujiwara Hagane retweeted it with the comment that they were "Bishoujo Detective Zundamon and her assistant Kasane Teto". Artists soon obliged in drawing these two.