It looks like they got a Deep-sea fish of visition called リュウグウノツカイ（りゅうぐうのつかい
Ryuuguunotsukai Ryu u gu u no tsu ka i) in a set net in 新潟県（にいがたけん Ni i ga ta ke n=Niigata prefecture=Japan sea side and Northern part of main island).
Since it is the fish of Deep-sea one,detailed ecology has not found(?) yet and it has been found dead o when the ocean would become rough sea.
It is 3.3m long and 26cm width at biggest?)part.
Here is the video from News.
http://headlines.yahoo.co.jp/videonews/nnn?a=20160208-00000081-nnn-soci
A quarium in 新潟県（にいがたけん Niigataken=Ni i ga ta prefecture) will be taking care of it.
Grandma`s House
Grandma Risa
PS We eat fish such as raw ones(おさしみ Osashimi=Sashimi),dried type日干し（ひぼし Hi bo shi) and dried flakes etc.
PS2 We wonder what kind of taste that Deep-sea fish is........maybe white one?
PS3 Eating raw fish with 山葵（さわび Wa sa bi=Wasabi) prevent food poisoning.