Etsuko Yakushimaru
Given: えつこFamily: やくしまるBorn: June 3, 1987
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About
Vocalist of Soutaisei Riron (相対性理論), she also does solo. Her alternative names are Tika Alpha (ティカ・α) and TUTU HELVETICA.
Vocalist of Soutaisei Riron (相対性理論), she also does solo. Her alternative names are Tika Alpha (ティカ・α) and TUTU HELVETICA.