いろんなフォントで「quartet」変換
Zen Old Minchoquartet
Yusei Magicquartet
M PLUS 1quartet
Shippori Antiquequartet
Yuji Maiquartet
Dela Gothic Onequartet
DotGothic16quartet
Train Onequartet
Hira Minchoquartet
Potta Onequartet
Reggae Onequartet
Stickquartet
Zen Kurenaidoquartet
Kosugi Maruquartet
Rampart Onequartet
Hachi Maru Popquartet
New Tegominquartet
RocknRoll Onequartet
Kaisei Decolquartet
「quartet」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
