忍

clandestine meeting (e.g. for lovers); rendezvous; tryst; secret meeting

dogged perseverance; untiring patience

Work of art, literature, music, etc. name

Ninja Sentai Kakuranger (1994-1995 TV series)

atrocious and cold-blooded; cruel; brutal; merciless

Buddhism

anutpattika-dharma-ksanti (recognition that nothing really arises or perishes)

utterly callous; atrociously brutal; cruel and inhuman

Proverb

to endure what is unendurable is true endurance

to live on love

trumpet honeysuckle; Lonicera sempervirens

ninja lanternshark (Etmopterus benchleyi)

Polemonium caeruleum subsp. yezoense var. nipponicum (variety of Jacob's ladder)

to sneak out; to slip out; to slip away; to leave secretly

tolerable limit; human limits; maximum permissible limit

Historical term

carrying out covert operations without being seen (of a ninja)

Historical term

shinobu-wake; mid-18th century women's hairstyle consisting of a chignon with a small ring of hair on either side fastened with a hairpin

Historical term

special palanquin for carrying a daimyo or his wife incognito

Rare term

art of stealth (i.e. ninjutsu)

endurance; forbearance; patience; self-restraint

clothing patterned using squirrel's foot fern

stealthily