いろんなフォントで「OSB」変換
Zen Old MinchoOSB
Yusei MagicOSB
M PLUS 1OSB
Shippori AntiqueOSB
Yuji MaiOSB
Dela Gothic OneOSB
DotGothic16OSB
Train OneOSB
Hira MinchoOSB
Potta OneOSB
Reggae OneOSB
StickOSB
Zen KurenaidoOSB
Kosugi MaruOSB
Rampart OneOSB
Hachi Maru PopOSB
New TegominOSB
RocknRoll OneOSB
Kaisei DecolOSB
「OSB」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
