いろんなフォントで「okb」変換
Zen Old Minchookb
Yusei Magicokb
M PLUS 1okb
Shippori Antiqueokb
Yuji Maiokb
Dela Gothic Oneokb
DotGothic16okb
Train Oneokb
Hira Minchookb
Potta Oneokb
Reggae Oneokb
Stickokb
Zen Kurenaidookb
Kosugi Maruokb
Rampart Oneokb
Hachi Maru Popokb
New Tegominokb
RocknRoll Oneokb
Kaisei Decolokb
「okb」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
