いろんなフォントで「special_agent」変換
Zen Old Minchospecial_agent
Yusei Magicspecial_agent
M PLUS 1special_agent
Shippori Antiquespecial_agent
Yuji Maispecial_agent
Dela Gothic Onespecial_agent
DotGothic16special_agent
Train Onespecial_agent
Hira Minchospecial_agent
Potta Onespecial_agent
Reggae Onespecial_agent
Stickspecial_agent
Zen Kurenaidospecial_agent
Kosugi Maruspecial_agent
Rampart Onespecial_agent
Hachi Maru Popspecial_agent
New Tegominspecial_agent
RocknRoll Onespecial_agent
Kaisei Decolspecial_agent
「special_agent」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
