いろんなフォントで「square_sail」変換
Zen Old Minchosquare_sail
Yusei Magicsquare_sail
M PLUS 1square_sail
Shippori Antiquesquare_sail
Yuji Maisquare_sail
Dela Gothic Onesquare_sail
DotGothic16square_sail
Train Onesquare_sail
Hira Minchosquare_sail
Potta Onesquare_sail
Reggae Onesquare_sail
Sticksquare_sail
Zen Kurenaidosquare_sail
Kosugi Marusquare_sail
Rampart Onesquare_sail
Hachi Maru Popsquare_sail
New Tegominsquare_sail
RocknRoll Onesquare_sail
Kaisei Decolsquare_sail
「square_sail」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
