いろんなフォントで「slight_increase」変換
Zen Old Minchoslight_increase
Yusei Magicslight_increase
M PLUS 1slight_increase
Shippori Antiqueslight_increase
Yuji Maislight_increase
Dela Gothic Oneslight_increase
DotGothic16slight_increase
Train Oneslight_increase
Hira Minchoslight_increase
Potta Oneslight_increase
Reggae Oneslight_increase
Stickslight_increase
Zen Kurenaidoslight_increase
Kosugi Maruslight_increase
Rampart Oneslight_increase
Hachi Maru Popslight_increase
New Tegominslight_increase
RocknRoll Oneslight_increase
Kaisei Decolslight_increase
「slight_increase」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
