To understand the importance of the "147" release, one must understand the meteor-like rise of Utsunomiya Shion. Debuting in 2014 under the exclusive label S1 No. 1 Style , Shion immediately broke the industry mold.
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, which became a defining characteristic during her early career. Career Profile Identity Transition : Originally debuting as Shion Utsunomiya in 2013, she later performed under the name before transitioning to her current identity as Rara Anzai Physical Features To understand the importance of the "147" release,
