いろんなフォントで「command_key」変換
Zen Old Minchocommand_key
Yusei Magiccommand_key
M PLUS 1command_key
Shippori Antiquecommand_key
Yuji Maicommand_key
Dela Gothic Onecommand_key
DotGothic16command_key
Train Onecommand_key
Hira Minchocommand_key
Potta Onecommand_key
Reggae Onecommand_key
Stickcommand_key
Zen Kurenaidocommand_key
Kosugi Marucommand_key
Rampart Onecommand_key
Hachi Maru Popcommand_key
New Tegomincommand_key
RocknRoll Onecommand_key
Kaisei Decolcommand_key
「command_key」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
