Japanese edit

For pronunciation and definitions of アイカケ – see the following entry.
鮎掛あいかけ
[noun] a sculpin, any of several fish of the family Cottidae
[noun] (regional, Mie and Wakayama prefectures) Japanese fluvial sculpin, Cottus pollux
[noun] (regional, Shizuoka, Nara, Shimane, Yamaguchi, Tokushima, and Kagoshima prefectures) fourspine sculpin, Cottus kazika
(This term, アイカケ, is the katakana spelling of the above term.)