いろんなフォントで「oil_heater」変換
Zen Old Minchooil_heater
Yusei Magicoil_heater
M PLUS 1oil_heater
Shippori Antiqueoil_heater
Yuji Maioil_heater
Dela Gothic Oneoil_heater
DotGothic16oil_heater
Train Oneoil_heater
Hira Minchooil_heater
Potta Oneoil_heater
Reggae Oneoil_heater
Stickoil_heater
Zen Kurenaidooil_heater
Kosugi Maruoil_heater
Rampart Oneoil_heater
Hachi Maru Popoil_heater
New Tegominoil_heater
RocknRoll Oneoil_heater
Kaisei Decoloil_heater
「oil_heater」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
この漢字は何でしょう？？