いろんなフォントで「cool_off」変換
Zen Old Minchocool_off
Yusei Magiccool_off
M PLUS 1cool_off
Shippori Antiquecool_off
Yuji Maicool_off
Dela Gothic Onecool_off
DotGothic16cool_off
Train Onecool_off
Hira Minchocool_off
Potta Onecool_off
Reggae Onecool_off
Stickcool_off
Zen Kurenaidocool_off
Kosugi Marucool_off
Rampart Onecool_off
Hachi Maru Popcool_off
New Tegomincool_off
RocknRoll Onecool_off
Kaisei Decolcool_off
「cool_off」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
