four characters; four letters
spy; agent provocateur; covert operative; maker; builder; constructor
overseas student; exchange student
operation; management; handling; manipulating (to one's benefit); manipulation; influencing
not feeling like doing ...; having no mind to ...; being in no mood for ...; indifferent; half-hearted; dispirited
to strain; to stretch; to string up; to cover over (e.g. with tiles, ice, etc.)
putting one's life on the line; giving everything one has got; acting out of desperation
one move (in go, shogi, etc.); only way; only means; doing alone; doing single-handed
intention; wish; purpose; mind (to do)
falling together; mutual destruction; joint bankruptcy
to make clear; to clarify; to disclose; to make public
drawn-out (protracted) war or contest
to stare fixedly at; to fix one's gaze on; to make sure of; to set one's eyes on (e.g. the future); to focus on
to prepare oneself (for the worst); to resolve oneself
to call each other; to call out to one another
overserious; deeply sincere; very earnest
to be effective; to be fruitful; to be worthwhile; to be worth; to be rewarded; to pay off
disastrous scene; terrible spectacle