Higashiuchi Mariko (東内マリ子)
Mitsurugi Elegy feat. Yayoi
Release date: March 21, 2019
01 Mitsurugi Elegy feat. Yayoi / Omigawa Chiaki, Watanabe Yurina, Higashiuchi Mariko feat. Shiraishi Haruka
02 Mitsurugi Elegy feat. Yayoi (instrumental)