Scorpion fish (English spelling) scorpionfish

Japanese: scorpion fish（英語表記）scorpionfish

...The Scorpaenidae family is also known as the Scorpaenidae family, and includes 72 species found in Japan, including Kasago, Mebaru (illustration), Hachi, Yumekasago, Hiodoshi, Lionfish, Fusakasago (illustration), Akodai (illustration), Baramenuke, and Shirokasago. Their English names are Rock Fish and Scorpion Fish, based on their body shape and color, but the latter name was probably derived from the fact that the spines and protrusions on their heads hurt when touched, and that there are poisonous fish in their family, such as Hachi and Lionfish. Many fish in the Scorpaenidae family live in rocky areas and gravel bottoms from the coast to the deep sea. ...

From the [Scorpionfish (Tosako)]

...The name is derived from the presence of a tuft-like cortical projection above the eye. The English name, which refers collectively to the Scorpaenidae family, is scorpion fish or rock fish, based on the spines and color. There are seven species and three subspecies of Scorpaenidae in the Japanese waters.

*Some of the terminology that mentions "scorpion fish" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…フサカサゴ科Scorpaenidaeは別名カサゴ科ともいい，日本産としてはカサゴ，メバル（イラスト），ハチ，ユメカサゴ，ヒオドシ，ミノカサゴ，フサカサゴ（イラスト），アコウダイ（イラスト），バラメヌケ，シロカサゴなど72種に及ぶ種類を含む。英名は体型や体色からrock fish,scorpion fishといわれるが，後者は頭部のとげや突起に触れると痛いこと，および仲間にハチやミノカサゴのような毒魚がいることからも名付けられたものであろう。フサカサゴ科の魚は沿岸から深海にいたる岩礁地帯や砂れき底に生息するものが多い。…