eel (esp. the Japanese eel, Anguilla japonica)
rising rapidly (e.g. prices, popularity); soaring; skyrocketing; going through the roof
bowl of eel and rice (donburi)
long, narrow house (e.g. traditional Kyoto townhouse); (lit.) eel bed
electric eel (Electrophorus electricus)
eel going downstream to spawn
broiled eel on rice with green tea poured on top
giant mottled eel (Anguilla marmorata); marbled eel
eel-like sea creature (i.e. saltwater eels, sea snakes, etc.)
Erabu black-banded sea krait (Laticauda semifasciata)
Japanese eel (Anguilla japonica)
inshore hagfish (Eptatretus burgeri, species found from Japan to Taiwan)
pelican eel (Eurypharynx pelecanoides)
reedfish (Erpetoichthys calabaricus); ropefish
whiptail gulper (any gulper eel of family Saccopharyngidae)
Asian swamp eel (Monopterus albus)
European eel (Anguilla anguilla)
electric eel (Electrophorus electricus)
hagfish (esp. the species Myxine garmani from Japan)
slender snipe eel (Nemichthys scolopaceus)