Tatsuki Shiki

 (竜城詩季) is a former member of BLVCKBERRY and Jikkenshitsu REM. He is also a solo artist under the names SoNZAi (as a producer and designer) and Shikky (as a solo singer).

Profile

 * He is partly Japanese, Filipino and Spanish.
 * As SoNZAi. he works as a designer, producer and video editor, lyricist and composer.
 * As Shikky he works as a solo singer.