いろんなフォントで「british_system」変換
Zen Old Minchobritish_system
Yusei Magicbritish_system
M PLUS 1british_system
Shippori Antiquebritish_system
Yuji Maibritish_system
Dela Gothic Onebritish_system
DotGothic16british_system
Train Onebritish_system
Hira Minchobritish_system
Potta Onebritish_system
Reggae Onebritish_system
Stickbritish_system
Zen Kurenaidobritish_system
Kosugi Marubritish_system
Rampart Onebritish_system
Hachi Maru Popbritish_system
New Tegominbritish_system
RocknRoll Onebritish_system
Kaisei Decolbritish_system
「british_system」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
