いろんなフォントで「on board」変換
Zen Old Minchoon board
Yusei Magicon board
M PLUS 1on board
Shippori Antiqueon board
Yuji Maion board
Dela Gothic Oneon board
DotGothic16on board
Train Oneon board
Hira Minchoon board
Potta Oneon board
Reggae Oneon board
Stickon board
Zen Kurenaidoon board
Kosugi Maruon board
Rampart Oneon board
Hachi Maru Popon board
New Tegominon board
RocknRoll Oneon board
Kaisei Decolon board
「on board」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
