いろんなフォントで「word_square」変換
Zen Old Minchoword_square
Yusei Magicword_square
M PLUS 1word_square
Shippori Antiqueword_square
Yuji Maiword_square
Dela Gothic Oneword_square
DotGothic16word_square
Train Oneword_square
Hira Minchoword_square
Potta Oneword_square
Reggae Oneword_square
Stickword_square
Zen Kurenaidoword_square
Kosugi Maruword_square
Rampart Oneword_square
Hachi Maru Popword_square
New Tegominword_square
RocknRoll Oneword_square
Kaisei Decolword_square
「word_square」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
