いろんなフォントで「back out」変換
Zen Old Minchoback out
Yusei Magicback out
M PLUS 1back out
Shippori Antiqueback out
Yuji Maiback out
Dela Gothic Oneback out
DotGothic16back out
Train Oneback out
Hira Minchoback out
Potta Oneback out
Reggae Oneback out
Stickback out
Zen Kurenaidoback out
Kosugi Maruback out
Rampart Oneback out
Hachi Maru Popback out
New Tegominback out
RocknRoll Oneback out
Kaisei Decolback out
「back out」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
