いろんなフォントで「half_rest」変換
Zen Old Minchohalf_rest
Yusei Magichalf_rest
M PLUS 1half_rest
Shippori Antiquehalf_rest
Yuji Maihalf_rest
Dela Gothic Onehalf_rest
DotGothic16half_rest
Train Onehalf_rest
Hira Minchohalf_rest
Potta Onehalf_rest
Reggae Onehalf_rest
Stickhalf_rest
Zen Kurenaidohalf_rest
Kosugi Maruhalf_rest
Rampart Onehalf_rest
Hachi Maru Pophalf_rest
New Tegominhalf_rest
RocknRoll Onehalf_rest
Kaisei Decolhalf_rest
「half_rest」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
