SiSH pronounced "She is So High" is a unit consisting of Sumire Usuta, Sui Kamishiro, and Shizuka Kuonji.
- Sumire Usuta - The leader and founder of SiSH.
- Sui Kamishiro - The second member of SiSH.
- Shizuka Kuonji - The third member of SiSH.
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