Seiichi Kageyama is a young character from "Trayment," working at a record company. His encounter with Sayo Amari changed her closed life.
and Shayang
After encountering Sayo who fell in her wheelchair, she helped her and became someone she confided in. Etude expressed growth and gratitude for the end by Sayo performing her own work to him.
The high school band and Tsukino
During the concerto, he took leave to go home and met Tsukino Amakusa, the lead singer of the high school band. Tsukino has successfully debuted but announced her retirement, which also drags Sayo into new affairs.
Related entries
- Featured works:トレイメント～Etude～
- Associated Work:トレイメント～Etude～
- Postscript:トレイメント～Concerto～
- Help and Listening:Ganli Shayang
- Lead singer of the high school band:Tsukino Amakusa (Trament)
- Related chapters:Sun and Moon Concerto (Trayment ~Concerto~)
References
- Bangumi: Trement Etude catalog
- Hikarinagi: Secondary materials
- Hikarinagi: Yui materials
- Traumend：Etude STORY
- Traumend: Concerto Characters and Four Stories
Data compiled on: 2026-10-07.