かいじゅう怪獣kaijuu
1.

A fearsome creature whose true nature remains unknown, often evoking terror.

2.

A large and eerie animal inspired by prehistoric reptiles, commonly depicted in comics, movies, and television shows.

3.

A fictional being resembling ancient dinosaurs, possessing extraordinary powers and featured prominently in various entertainment media.

Example:

信じてもらえないだろうけど、茂みの中から怪獣が現れたんだよ。

かいじゅうえいが怪獣映画kaijuueiga
1.

A genre of film that features giant monsters, often depicting their destructive rampages through cities and battles against other creatures or human military forces.

2.

A cinematic tradition that blends elements of science fiction and horror, showcasing extraordinary and often fantastical beings that challenge societal norms or provoke fear.

3.

A film type, commonly inspired by folklore or mythology, that portrays monstrous beings, exploring themes of humanity's confrontation with nature and the unknown.