いろんなフォントで「old_line_state」変換
Zen Old Minchoold_line_state
Yusei Magicold_line_state
M PLUS 1old_line_state
Shippori Antiqueold_line_state
Yuji Maiold_line_state
Dela Gothic Oneold_line_state
DotGothic16old_line_state
Train Oneold_line_state
Hira Minchoold_line_state
Potta Oneold_line_state
Reggae Oneold_line_state
Stickold_line_state
Zen Kurenaidoold_line_state
Kosugi Maruold_line_state
Rampart Oneold_line_state
Hachi Maru Popold_line_state
New Tegominold_line_state
RocknRoll Oneold_line_state
Kaisei Decolold_line_state
「old_line_state」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
