いろんなフォントで「specific+gravity」変換
Zen Old Minchospecific+gravity
Yusei Magicspecific+gravity
M PLUS 1specific+gravity
Shippori Antiquespecific+gravity
Yuji Maispecific+gravity
Dela Gothic Onespecific+gravity
DotGothic16specific+gravity
Train Onespecific+gravity
Hira Minchospecific+gravity
Potta Onespecific+gravity
Reggae Onespecific+gravity
Stickspecific+gravity
Zen Kurenaidospecific+gravity
Kosugi Maruspecific+gravity
Rampart Onespecific+gravity
Hachi Maru Popspecific+gravity
New Tegominspecific+gravity
RocknRoll Onespecific+gravity
Kaisei Decolspecific+gravity
「specific+gravity」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
