いろんなフォントで「mechanical_system」変換
Zen Old Minchomechanical_system
Yusei Magicmechanical_system
M PLUS 1mechanical_system
Shippori Antiquemechanical_system
Yuji Maimechanical_system
Dela Gothic Onemechanical_system
DotGothic16mechanical_system
Train Onemechanical_system
Hira Minchomechanical_system
Potta Onemechanical_system
Reggae Onemechanical_system
Stickmechanical_system
Zen Kurenaidomechanical_system
Kosugi Marumechanical_system
Rampart Onemechanical_system
Hachi Maru Popmechanical_system
New Tegominmechanical_system
RocknRoll Onemechanical_system
Kaisei Decolmechanical_system
「mechanical_system」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
