いろんなフォントで「metal_detector」変換
Zen Old Minchometal_detector
Yusei Magicmetal_detector
M PLUS 1metal_detector
Shippori Antiquemetal_detector
Yuji Maimetal_detector
Dela Gothic Onemetal_detector
DotGothic16metal_detector
Train Onemetal_detector
Hira Minchometal_detector
Potta Onemetal_detector
Reggae Onemetal_detector
Stickmetal_detector
Zen Kurenaidometal_detector
Kosugi Marumetal_detector
Rampart Onemetal_detector
Hachi Maru Popmetal_detector
New Tegominmetal_detector
RocknRoll Onemetal_detector
Kaisei Decolmetal_detector
「metal_detector」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
