いろんなフォントで「center_field」変換
Zen Old Minchocenter_field
Yusei Magiccenter_field
M PLUS 1center_field
Shippori Antiquecenter_field
Yuji Maicenter_field
Dela Gothic Onecenter_field
DotGothic16center_field
Train Onecenter_field
Hira Minchocenter_field
Potta Onecenter_field
Reggae Onecenter_field
Stickcenter_field
Zen Kurenaidocenter_field
Kosugi Marucenter_field
Rampart Onecenter_field
Hachi Maru Popcenter_field
New Tegomincenter_field
RocknRoll Onecenter_field
Kaisei Decolcenter_field
「center_field」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
