sei whale
A species of baleen whale (Balaenoptera borealis).
The sei whale resembles the fin whale but is slightly smaller.
minke whale; piked whale
Standard katakana spelling for this animal name.
Kanji spelling is rare; the word is usually written in kana.
Compound of 鰯 (いわし, 'sardine') + 鯨 (くじら, 'whale'), likely referring to its diet or the sardine-like appearance of its baleen. The exact origin is uncertain.