Japanese pirates (in 16th and 17th century)

Japanese invaders (during the Second Sino-Japanese War)

noun; foreign invader

roving bandit

bandits

Kou Zhun (961-1023), Northern Song politician and poet

noun; foe, enemy

enemy invading one's territory

two-character surname Sikou

cornered enemy

(idiom) to take to the woods to become an outlaw

see 成則為王，敗則為寇|成则为王，败则为寇[cheng2 ze2 wei2 wang2 , bai4 ze2 wei2 kou4]

to rob and steal

see 庫布里克|库布里克[Ku4 bu4 li3 ke4]

to regard as an enemy

the winners become princes and marquises; the losers are vilified as bandits (idiom)