いろんなフォントで「retention_basin」変換
Zen Old Minchoretention_basin
Yusei Magicretention_basin
M PLUS 1retention_basin
Shippori Antiqueretention_basin
Yuji Mairetention_basin
Dela Gothic Oneretention_basin
DotGothic16retention_basin
Train Oneretention_basin
Hira Minchoretention_basin
Potta Oneretention_basin
Reggae Oneretention_basin
Stickretention_basin
Zen Kurenaidoretention_basin
Kosugi Maruretention_basin
Rampart Oneretention_basin
Hachi Maru Popretention_basin
New Tegominretention_basin
RocknRoll Oneretention_basin
Kaisei Decolretention_basin
「retention_basin」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
