After a brief retirement, she returned under the name Rion (sometimes stylized as 安齋らら or Anzai Lala).
Alternatively, some users speculate that "147" refers to a specific episode number or a scene timestamp in a long-running Japanese ASMR or roleplay audio series on DLsite or Fantia , where a voice actress uses the alias Utsunomiya Shion. utsunomiya shion 147
Thus, almost certainly refers to a fictional or persona-based character who is 147 cm tall. After a brief retirement, she returned under the