いろんなフォントで「old style」変換
Zen Old Minchoold style
Yusei Magicold style
M PLUS 1old style
Shippori Antiqueold style
Yuji Maiold style
Dela Gothic Oneold style
DotGothic16old style
Train Oneold style
Hira Minchoold style
Potta Oneold style
Reggae Oneold style
Stickold style
Zen Kurenaidoold style
Kosugi Maruold style
Rampart Oneold style
Hachi Maru Popold style
New Tegominold style
RocknRoll Oneold style
Kaisei Decolold style
「old style」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
