いろんなフォントで「great_seal」変換
Zen Old Minchogreat_seal
Yusei Magicgreat_seal
M PLUS 1great_seal
Shippori Antiquegreat_seal
Yuji Maigreat_seal
Dela Gothic Onegreat_seal
DotGothic16great_seal
Train Onegreat_seal
Hira Minchogreat_seal
Potta Onegreat_seal
Reggae Onegreat_seal
Stickgreat_seal
Zen Kurenaidogreat_seal
Kosugi Marugreat_seal
Rampart Onegreat_seal
Hachi Maru Popgreat_seal
New Tegomingreat_seal
RocknRoll Onegreat_seal
Kaisei Decolgreat_seal
「great_seal」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
