いろんなフォントで「pain_threshold」変換
Zen Old Minchopain_threshold
Yusei Magicpain_threshold
M PLUS 1pain_threshold
Shippori Antiquepain_threshold
Yuji Maipain_threshold
Dela Gothic Onepain_threshold
DotGothic16pain_threshold
Train Onepain_threshold
Hira Minchopain_threshold
Potta Onepain_threshold
Reggae Onepain_threshold
Stickpain_threshold
Zen Kurenaidopain_threshold
Kosugi Marupain_threshold
Rampart Onepain_threshold
Hachi Maru Poppain_threshold
New Tegominpain_threshold
RocknRoll Onepain_threshold
Kaisei Decolpain_threshold
「pain_threshold」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
