いろんなフォントで「hard_hat」変換
Zen Old Minchohard_hat
Yusei Magichard_hat
M PLUS 1hard_hat
Shippori Antiquehard_hat
Yuji Maihard_hat
Dela Gothic Onehard_hat
DotGothic16hard_hat
Train Onehard_hat
Hira Minchohard_hat
Potta Onehard_hat
Reggae Onehard_hat
Stickhard_hat
Zen Kurenaidohard_hat
Kosugi Maruhard_hat
Rampart Onehard_hat
Hachi Maru Pophard_hat
New Tegominhard_hat
RocknRoll Onehard_hat
Kaisei Decolhard_hat
「hard_hat」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
