いろんなフォントで「beaver_board」変換
Zen Old Minchobeaver_board
Yusei Magicbeaver_board
M PLUS 1beaver_board
Shippori Antiquebeaver_board
Yuji Maibeaver_board
Dela Gothic Onebeaver_board
DotGothic16beaver_board
Train Onebeaver_board
Hira Minchobeaver_board
Potta Onebeaver_board
Reggae Onebeaver_board
Stickbeaver_board
Zen Kurenaidobeaver_board
Kosugi Marubeaver_board
Rampart Onebeaver_board
Hachi Maru Popbeaver_board
New Tegominbeaver_board
RocknRoll Onebeaver_board
Kaisei Decolbeaver_board
「beaver_board」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
