A COMPLETE QUIDE TO "OPERETTA HYSTERIA" VIA A CD
4P見開紙ジャケット
Songs：
1. ARIA (1st Single May 14, 2021)
2. HYMN (3rd Single May 11, 2022)
3. CAPRICE
4. ARABESQUE
5. NOCTURNE
6. ÉTUDE (2nd Single April 20, 2022)
7. REQUIEM
Producers：starRo, Teppei Kakuda, Akira Woodgrain
