いろんなフォントで「send_down」変換
Zen Old Minchosend_down
Yusei Magicsend_down
M PLUS 1send_down
Shippori Antiquesend_down
Yuji Maisend_down
Dela Gothic Onesend_down
DotGothic16send_down
Train Onesend_down
Hira Minchosend_down
Potta Onesend_down
Reggae Onesend_down
Sticksend_down
Zen Kurenaidosend_down
Kosugi Marusend_down
Rampart Onesend_down
Hachi Maru Popsend_down
New Tegominsend_down
RocknRoll Onesend_down
Kaisei Decolsend_down
「send_down」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
