人じん海かい

noun

sea of people; huge crowd

Often used in the compound 人海戦術 (human-wave tactics) or to describe a vast, overwhelming crowd. As a standalone noun, it is somewhat literary.

See also: 人海戦術

• 駅えき前まえは人じん海かいでごった返がえしていた。

  The area in front of the station was jammed with a sea of people.

• 人じん海かい戦せん術じゅつで問もん題だいを解かい決けつしようとした。

  They tried to solve the problem by using human-wave tactics.