いろんなフォントで「black_calla」変換
Zen Old Minchoblack_calla
Yusei Magicblack_calla
M PLUS 1black_calla
Shippori Antiqueblack_calla
Yuji Maiblack_calla
Dela Gothic Oneblack_calla
DotGothic16black_calla
Train Oneblack_calla
Hira Minchoblack_calla
Potta Oneblack_calla
Reggae Oneblack_calla
Stickblack_calla
Zen Kurenaidoblack_calla
Kosugi Marublack_calla
Rampart Oneblack_calla
Hachi Maru Popblack_calla
New Tegominblack_calla
RocknRoll Oneblack_calla
Kaisei Decolblack_calla
「black_calla」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
