いろんなフォントで「ball_fern」変換
Zen Old Minchoball_fern
Yusei Magicball_fern
M PLUS 1ball_fern
Shippori Antiqueball_fern
Yuji Maiball_fern
Dela Gothic Oneball_fern
DotGothic16ball_fern
Train Oneball_fern
Hira Minchoball_fern
Potta Oneball_fern
Reggae Oneball_fern
Stickball_fern
Zen Kurenaidoball_fern
Kosugi Maruball_fern
Rampart Oneball_fern
Hachi Maru Popball_fern
New Tegominball_fern
RocknRoll Oneball_fern
Kaisei Decolball_fern
「ball_fern」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
