いろんなフォントで「frequency_band」変換
Zen Old Minchofrequency_band
Yusei Magicfrequency_band
M PLUS 1frequency_band
Shippori Antiquefrequency_band
Yuji Maifrequency_band
Dela Gothic Onefrequency_band
DotGothic16frequency_band
Train Onefrequency_band
Hira Minchofrequency_band
Potta Onefrequency_band
Reggae Onefrequency_band
Stickfrequency_band
Zen Kurenaidofrequency_band
Kosugi Marufrequency_band
Rampart Onefrequency_band
Hachi Maru Popfrequency_band
New Tegominfrequency_band
RocknRoll Onefrequency_band
Kaisei Decolfrequency_band
「frequency_band」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
