いろんなフォントで「double salt」変換
Zen Old Minchodouble salt
Yusei Magicdouble salt
M PLUS 1double salt
Shippori Antiquedouble salt
Yuji Maidouble salt
Dela Gothic Onedouble salt
DotGothic16double salt
Train Onedouble salt
Hira Minchodouble salt
Potta Onedouble salt
Reggae Onedouble salt
Stickdouble salt
Zen Kurenaidodouble salt
Kosugi Marudouble salt
Rampart Onedouble salt
Hachi Maru Popdouble salt
New Tegomindouble salt
RocknRoll Onedouble salt
Kaisei Decoldouble salt
「double salt」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
