いろんなフォントで「neptune」変換
Zen Old Minchoneptune
Yusei Magicneptune
M PLUS 1neptune
Shippori Antiqueneptune
Yuji Maineptune
Dela Gothic Oneneptune
DotGothic16neptune
Train Oneneptune
Hira Minchoneptune
Potta Oneneptune
Reggae Oneneptune
Stickneptune
Zen Kurenaidoneptune
Kosugi Maruneptune
Rampart Oneneptune
Hachi Maru Popneptune
New Tegominneptune
RocknRoll Oneneptune
Kaisei Decolneptune
「neptune」をコピペできる装飾文字に変換（旧字体・丸囲みなど）
