いろんなフォントで「under_investigation」変換
Zen Old Minchounder_investigation
Yusei Magicunder_investigation
M PLUS 1under_investigation
Shippori Antiqueunder_investigation
Yuji Maiunder_investigation
Dela Gothic Oneunder_investigation
DotGothic16under_investigation
Train Oneunder_investigation
Hira Minchounder_investigation
Potta Oneunder_investigation
Reggae Oneunder_investigation
Stickunder_investigation
Zen Kurenaidounder_investigation
Kosugi Maruunder_investigation
Rampart Oneunder_investigation
Hachi Maru Popunder_investigation
New Tegominunder_investigation
RocknRoll Oneunder_investigation
Kaisei Decolunder_investigation
「under_investigation」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
